Citazione APA

Salim, A., & Ripley, S. D. (1969). Hand book of the birds of India and pakistan V2: : V2. Aacdemic press.

Stile di citazione Chicago

Salim, Ali, e S. Dillon Ripley. Hand Book of the Birds of India and Pakistan V2: : V2. London: Aacdemic press, 1969.

Citazione MLA

Salim, Ali, e S. Dillon Ripley. Hand Book of the Birds of India and Pakistan V2: : V2. Aacdemic press, 1969.