APA Citatie

Cunningham, W. P. (2005). Environmental Science: A Global Concern with OLC (Hardcover). New York: McGraw-Hill.

Chicago Style citaat

Cunningham, William P. Environmental Science: A Global Concern With OLC (Hardcover). New York: McGraw-Hill, 2005.

MLA citatie

Cunningham, William P. Environmental Science: A Global Concern With OLC (Hardcover). New York: McGraw-Hill, 2005.

Let op: Deze citaties zijn niet altijd 100% accuraat.