APA (7th ed.) Citation

Purkayastha, J., Das, I., & Sengupta, S. (2015). Freshwater turtles and tortoises of South Asia. Bhabani Books.

Chicago Style (17th ed.) Citation

Purkayastha, Jayaditya, I. Das, and S. Sengupta. Freshwater Turtles and Tortoises of South Asia. Bhabani Books, 2015.

MLA (9th ed.) Citation

Purkayastha, Jayaditya, et al. Freshwater Turtles and Tortoises of South Asia. Bhabani Books, 2015.