Ripley, D. S., & Salim Ali. (2001). handbook of the birds of Indian and Pakistan, Vol 1, Divers to hawks (Ed.2.).
Chicago Edition CitationRipley, Dillon S., and Salim Ali. Handbook of the Birds of Indian and Pakistan, Vol 1, Divers to Hawks. Ed.2. New Delhi, Oxford University Press, 2001.
MLA Edition CitationRipley, Dillon S., and Salim Ali. Handbook of the Birds of Indian and Pakistan, Vol 1, Divers to Hawks. Ed.2. 2001.
Warning: These citations may not always be 100% accurate.