Solar power towers - Engineering bibliographies - in Harvard style

In-text: (Blain, 2011)

Your Bibliography: Blain, L., 2011. Twice the height of the Empire State - EnviroMission plans massive solar tower for Arizona. [online] gizmag. Available at: <http://Twice the height of the Empire State - EnviroMission plans massive solar tower for Arizona> [Accessed 9 February 2015].

In-text: (Blain, 2011)

Your Bibliography: Blain, L., 2011. Twice the height of the Empire State - EnviroMission plans massive solar tower for Arizona. [online] gizmag. Available at: <http://Twice the height of the Empire State - EnviroMission plans massive solar tower for Arizona> [Accessed 9 February 2015].

In-text: (Fletcher, 2014)

Your Bibliography: Fletcher, D., 2014. Sustainable Renewable Energy Storage: Are We There Yet?. [online] Triple Pundit: People, Planet, Profit. Available at: <http://www.triplepundit.com/2014/09/storage-solutions-wind-solar-energy/> [Accessed 9 February 2015].

In-text: (Fletcher, 2014)

Your Bibliography: Fletcher, D., 2014. Sustainable Renewable Energy Storage: Are We There Yet?. [online] Triple Pundit: People, Planet, Profit. Available at: <http://www.triplepundit.com/2014/09/storage-solutions-wind-solar-energy/> [Accessed 9 February 2015].

In-text: (Levitan, 2013)

Your Bibliography: Levitan, D., 2013. Will Balloons Boost the Solar Updraft Tower Idea? - IEEE Spectrum. [online] Spectrum.ieee.org. Available at: <http://spectrum.ieee.org/energywise/energy/renewables/will-balloons-boost-the-solar-updraft-tower-idea> [Accessed 9 February 2015].

In-text: (Levitan, 2013)

Your Bibliography: Levitan, D., 2013. Will Balloons Boost the Solar Updraft Tower Idea? - IEEE Spectrum. [online] Spectrum.ieee.org. Available at: <http://spectrum.ieee.org/energywise/energy/renewables/will-balloons-boost-the-solar-updraft-tower-idea> [Accessed 9 February 2015].

In-text: (How hot air balloon is made, 2006)

Your Bibliography: Madehow.com. 2006. How hot air balloon is made. [online] Available at: <http://www.madehow.com/Volume-3/Hot-Air-Balloon.html> [Accessed 9 February 2015].

In-text: (How hot air balloon is made, 2006)

Your Bibliography: Madehow.com. 2006. How hot air balloon is made. [online] Available at: <http://www.madehow.com/Volume-3/Hot-Air-Balloon.html> [Accessed 9 February 2015].

In-text: (Papageorgiou, 2009)

Your Bibliography: Papageorgiou, C., 2009. Floating Solar Chimney Technology. [online] Floatingsolarchimney.gr. Available at: <http://www.floatingsolarchimney.gr> [Accessed 9 February 2015].

In-text: (Papageorgiou, 2009)

Your Bibliography: Papageorgiou, C., 2009. Floating Solar Chimney Technology. [online] Floatingsolarchimney.gr. Available at: <http://www.floatingsolarchimney.gr> [Accessed 9 February 2015].

In-text: (Papageorgiou, 2010)

Your Bibliography: Papageorgiou, C., 2010. Solar Energy. 1st ed. [ebook] INTECH, pp.187-222. Available at: <http://www.intechopen.com/books/solar-energy/floatingsolar-chimney-technology> [Accessed 9 February 2015].

In-text: (Papageorgiou, 2010)

Your Bibliography: Papageorgiou, C., 2010. Solar Energy. 1st ed. [ebook] INTECH, pp.187-222. Available at: <http://www.intechopen.com/books/solar-energy/floatingsolar-chimney-technology> [Accessed 9 February 2015].

In-text: (Schlaich and Bergermann, 2015)

Your Bibliography: Schlaich and Bergermann, 2015. Solar Updraft Tower. [online] Solar-updraft-tower.com. Available at: <http://www.solar-updraft-tower.com/en#commercial_sut/components> [Accessed 9 February 2015].

In-text: (Schlaich and Bergermann, 2015)

Your Bibliography: Schlaich and Bergermann, 2015. Solar Updraft Tower. [online] Solar-updraft-tower.com. Available at: <http://www.solar-updraft-tower.com/en#commercial_sut/components> [Accessed 9 February 2015].

In-text: (Schlaich, Bergermann, Schiel and Weinrebe, 2005)

Your Bibliography: Schlaich, J., Bergermann, R., Schiel, W. and Weinrebe, G., 2005. Design of Commercial Solar Updraft Tower Systems – Utilization of Solar Induced Convective Flows for Power Generation. [online] Available at: <http://www.fem.unicamp.br/~phoenics/EM974/PROJETOS/Temas%20Projetos/Solar%20Chimneys/solar_updraft.pdf> [Accessed 9 February 2015].

In-text: (Schlaich, Bergermann, Schiel and Weinrebe, 2005)

Your Bibliography: Schlaich, J., Bergermann, R., Schiel, W. and Weinrebe, G., 2005. Design of Commercial Solar Updraft Tower Systems – Utilization of Solar Induced Convective Flows for Power Generation. [online] Available at: <http://www.fem.unicamp.br/~phoenics/EM974/PROJETOS/Temas%20Projetos/Solar%20Chimneys/solar_updraft.pdf> [Accessed 9 February 2015].