APA Citatie

Singh, G., & Inderjeet Kaur Sethi. (1992). Topics and terms in enviornmental science. Commonwealth.

Chicago Style citaat

Singh, Gurcharan, en Inderjeet Kaur Sethi. Topics and Terms in Enviornmental Science. New Delhi: Commonwealth, 1992.

MLA citatie

Singh, Gurcharan, en Inderjeet Kaur Sethi. Topics and Terms in Enviornmental Science. Commonwealth, 1992.

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