APA استشهاد

Mahapatra, R., Jeevan, S. S., & Das, S. Environment reader for universities. Centre for Science and Environment.

استشهاد بنمط شيكاغو

Mahapatra, Rachard, S. S. Jeevan, و Singdha Das. Environment Reader for Universities. New Delhi: Centre for Science and Environment.

MLA استشهاد

Mahapatra, Rachard, et al. Environment Reader for Universities. Centre for Science and Environment.