Fracking - Earth Sciences bibliographies - in Harvard style

In-text: (Modern Shale Gas Development in the United States: A Primer, 2009)

Your Bibliography: 2009. Modern Shale Gas Development in the United States: A Primer. 1st ed. p.4.

In-text: (Fracking: The New Global Water Crisis., 2012)

Your Bibliography: 2012. Fracking: The New Global Water Crisis.. 1st ed. p.6.

In-text: (Fracking UK shale: understanding earthquake risk, 2014)

Your Bibliography: 2014. Fracking UK shale: understanding earthquake risk. 1st ed. Department of Energy & Climate Change, p.1.

In-text: (Bennet, Le Calves, Sarver and Tanner, 2006)

Your Bibliography: Bennet, L., Le Calves, J., Sarver, D. and Tanner, K., 2006. https://www.slb.com/~/media/Files/resources/oilfield_review/ors05/win05/04_the_source_for_hydraulic.ashx. 1st ed. Texas.

In-text: (What Goes In & Out of Hydraulic Fracking, 2015)

Your Bibliography: Dangers of Fracking. 2015. What Goes In & Out of Hydraulic Fracking. [online] Available at: <http://dangersoffracking.com/> [Accessed 7 March 2015].

In-text: (Earthquake Facts and Statistics, 2012)

Your Bibliography: Earthquake.usgs.gov. 2012. Earthquake Facts and Statistics. [online] Available at: <http://earthquake.usgs.gov/earthquakes/eqarchives/year/eqstats.php> [Accessed 7 March 2015].

In-text: (Hydraulic Fracturing Water Usage | FracFocus Chemical Disclosure Registry, 2015)

Your Bibliography: Fracfocus.org. 2015. Hydraulic Fracturing Water Usage | FracFocus Chemical Disclosure Registry. [online] Available at: <https://fracfocus.org/water-protection/hydraulic-fracturing-usage> [Accessed 7 March 2015].

In-text: (Fracking, n.d.)

Your Bibliography: Greenpeace. n.d. Fracking. [online] Available at: <http://www.greenpeace.org/usa/en/campaigns/global-warming-and-energy/The-Problem/fracking> [Accessed 7 March 2015].