APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.