APA Edition Citation

Garg, R. K., Purohit, S. D., & Vyas, L. N. Contributions to the environmental sciences.

Chicago Edition Citation

Garg, R K., S D. Purohit, and L N. Vyas. Contributions to the Environmental Sciences. New Delhi, Himasanu Publications.

MLA Edition Citation

Garg, R K., et al. Contributions to the Environmental Sciences.