APA引文

Rana, S. V. S. (2009). Essentials of ecoloy and environmental science (4th ed.). PHI Learning.

Chicago Edition Citation

Rana, S. V. S. Essentials of Ecoloy and Environmental Science. 4th ed. New Delhi: PHI Learning, 2009.

MLA引文

Rana, S. V. S. Essentials of Ecoloy and Environmental Science. 4th ed. PHI Learning, 2009.

警告：這些引文格式不一定是100％准確.