Ali, S., & Ripley, S. D. (1983). Handbook of the birds of India and Pakistan: Together with those of Bangladesh, Nepal, Bhutan and Sri Lanka. Oxford University Press.
Citazione stile Chigago Style (17a edizione)Ali, Salim, e S. Dhillon Ripley. Handbook of the Birds of India and Pakistan: Together with Those of Bangladesh, Nepal, Bhutan and Sri Lanka. Delhi: Oxford University Press, 1983.
Citatione MLA (9a ed.)Ali, Salim, e S. Dhillon Ripley. Handbook of the Birds of India and Pakistan: Together with Those of Bangladesh, Nepal, Bhutan and Sri Lanka. Oxford University Press, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.