APA (7th ed.) Citation

Spellerberg, I. F., & Jenkins, W. (2012). Berkshire encyclopedia of sustainability. Berkshire Pub. Group.

Chicago Style (17th ed.) Citation

Spellerberg, Ian F., and Willis Jenkins. Berkshire Encyclopedia of Sustainability. Great Barrington, MA: Berkshire Pub. Group, 2012.

MLA (9th ed.) Citation

Spellerberg, Ian F., and Willis Jenkins. Berkshire Encyclopedia of Sustainability. Berkshire Pub. Group, 2012.