APA Citatie

Enger, E. D. (1997). Environmental science: A study of interrelationships. Boston, Massachusetts: WCB/McGraw-Hill.

Chicago Style citaat

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston, Massachusetts: WCB/McGraw-Hill, 1997.

MLA citatie

Enger, Eldon D. Environmental Science: A Study of Interrelationships. Boston, Massachusetts: WCB/McGraw-Hill, 1997.

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