Environmental Contamination - Earth Sciences bibliographies - in Harvard style

In-text: (Abdulsalam, Bugaje, Adefila and Ibrahim, 2010)

Your Bibliography: Abdulsalam, S., Bugaje, I., Adefila, S. and Ibrahim, S., 2010. Comparison of biostimulation and bioaugmentation for remediation of soil contaminated with spent motor oil. International Journal of Environmental Science & Technology, 8(1), pp.187-194.

In-text: (Adhvaryu, Erhan and Perez, 2004)

Your Bibliography: Adhvaryu, A., Erhan, S. and Perez, J., 2004. Tribological studies of thermally and chemically modified vegetable oils for use as environmentally friendly lubricants. Wear, 257(3-4), pp.359-367.

In-text: (Trent University Library : Off-campus login, 2015)

Your Bibliography: Journals2.scholarsportal.info.cat1.lib.trentu.ca. 2015. Trent University Library : Off-campus login. [online] Available at: <http://journals2.scholarsportal.info.cat1.lib.trentu.ca:8080/details/14649365/v11i0006/575_satcetegouw.xml?q=&search_in=anywhere&op=AND&q=Social+Cultural+Geography&search_in=JOURNAL&date_from=&date_to=&sort=relevance&sub=> [Accessed 5 February 2015].

In-text: (school garden, 2015)

Your Bibliography: Pinterest. 2015. school garden. [online] Available at: <https://www.pinterest.com/pin/222998619023918174/> [Accessed 4 February 2015].

In-text: (Environmental Impact of Disposing Oil Improperly | Velocity Ventures Express Oil Change, 2015)

Your Bibliography: Vvexpressoil.com. 2015. Environmental Impact of Disposing Oil Improperly | Velocity Ventures Express Oil Change. [online] Available at: <http://www.vvexpressoil.com/environmental-impact-of-disposing-oil-improperly/> [Accessed 3 February 2015].