APA (7th ed.) Citation

Ali, S., Biswas, B. u. 1., & Ripley, S. D. (1996). The birds of Bhutan. Zoolog. Survey of India.

Chicago Style (17th ed.) Citation

Ali, Sálim, Biswamoy um 1996 Biswas, and Sidney Dillon Ripley. The Birds of Bhutan. Calcutta: Zoolog. Survey of India, 1996.

MLA (9th ed.) Citation

Ali, Sálim, et al. The Birds of Bhutan. Zoolog. Survey of India, 1996.