Atmospheric impacts during the exploration phase of oilfield development - Engineering bibliographies - in Harvard style

In-text: (Abatement Technologies | HEPA-Based Indoor Air Purification Systems, n.d.)

Your Bibliography: Abatement.com. n.d. Abatement Technologies | HEPA-Based Indoor Air Purification Systems. [online] Available at: <http://www.abatement.com/> [Accessed 27 January 2015].

In-text: (Mitigation measures for air pollution and climate change, n.d.)

Your Bibliography: Department for Environment Food & Rural Affairs. n.d. Mitigation measures for air pollution and climate change. [online] Available at: <http://archive.defra.gov.uk/environment/quality/air/airquality/publications/airqual-climatechange/documents/chapter05.pdf> [Accessed 26 January 2015].

In-text: (The Energy Chamber of Trinidad and Tobago, n.d.)

Your Bibliography: Energy.tt. n.d. The Energy Chamber of Trinidad and Tobago. [online] Available at: <http://www.energy.tt/index.php?categoryid=298&p2001_articleid=925> [Accessed 26 January 2015].

In-text: (Environmental Management In Oil and Gas Exploration and Production, 2015)

Your Bibliography: International Association of Oil and Gas Producers. 2015. Environmental Management In Oil and Gas Exploration and Production. [online] Available at: <http://www.ogp.org.uk/pubs/254.pdf> [Accessed 26 January 2015].

In-text: (Environmental Mitigation Discussion, n.d.)

Your Bibliography: Mwcog.org. n.d. Environmental Mitigation Discussion. [online] Available at: <http://www.mwcog.org/clrp/elements/environment/envmitigation.asp> [Accessed 27 January 2015].

In-text: (EMA Annual Report, n.d.)

Your Bibliography: SOE 2000, Air Pollution- Environmental Management Authority. n.d. EMA Annual Report. [online] Available at: <http://www.ema.co.tt/docs/techServ/SOE/State_of_the_Environment_Report_2000.pdf> [Accessed 27 January 2015].