Geological Crystals - Earth Sciences bibliographies - in Harvard style

In-text: (BBC - KS3 Bitesize Science - The rock cycle : Revision, Page 4, 2015)

Your Bibliography: Bbc.co.uk. 2015. BBC - KS3 Bitesize Science - The rock cycle : Revision, Page 4. [online] Available at: <http://www.bbc.co.uk/bitesize/ks3/science/environment_earth_universe/rock_cycle/revision/4/> [Accessed 14 March 2015].

In-text: (Clark, 2013)

Your Bibliography: Clark, D., 2013. Mineral Habits. [online] International Gem Society. Available at: <http://www.gemsociety.org/info/igem9.htm> [Accessed 14 March 2015].

In-text: (DeLaughter, 1997)

Your Bibliography: DeLaughter, J., 1997. Cooling rate and crystal size. [online] Earth.northwestern.edu. Available at: <http://www.earth.northwestern.edu/public/seth/demos/XTAL/xtal.html> [Accessed 15 March 2015].

In-text: (phaneritic texture | geology, 2014)

Your Bibliography: Encyclopedia Britannica. 2014. phaneritic texture | geology. [online] Available at: <http://www.britannica.com/EBchecked/topic/455055/phaneritic-texture> [Accessed 18 March 2015].

In-text: (Hazen, 1976)

Your Bibliography: Hazen, R., 1976. Effects of Temperature and Pressure on the Crystal Structure of Forsterite. [online] Available at: <http://www.minsocam.org/ammin/AM61/AM61_1280.pdf> [Accessed 14 March 2015].

In-text: (What is a Crystal?, 2015)

Your Bibliography: Nature.berkeley.edu. 2015. What is a Crystal?. [online] Available at: <http://nature.berkeley.edu/classes/eps2/wisc/Lect4.html> [Accessed 10 March 2015].