APA (7th ed.) Citation

Chopra, R. N., Mukerji, B., & Chopra, I. C. (1950). A treatise on tropical therapeutics (2. ed.). Dhur.

Chicago Style (17th ed.) Citation

Chopra, Ram N., B. Mukerji, and I. C. Chopra. A Treatise on Tropical Therapeutics. 2. ed. Calcutta: Dhur, 1950.

MLA (9th ed.) Citation

Chopra, Ram N., et al. A Treatise on Tropical Therapeutics. 2. ed. Dhur, 1950.