APA Citatie

Balakrishnan, M. (1988). Environmental issues: Problems and solutions.

Chicago Style citaat

Balakrishnan, M. Environmental Issues: Problems and Solutions. University of Kerala, TVPM, 1988.

MLA citatie

Balakrishnan, M. Environmental Issues: Problems and Solutions. 1988.

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