Salim Ali & Ripley,S.Dilon. (2001). Handbook of the birds of India and Pakistan together with those of Bengladesh, Nepal, Bhutan, and Sri Lanka; vol.5: Larks to Gray Hypocolius (2nd ed.). Oxford University Press.
Stile di citazione ChicagoSalim Ali e Ripley,S.Dilon. Handbook of the Birds of India and Pakistan Together with Those of Bengladesh, Nepal, Bhutan, and Sri Lanka; Vol.5: Larks to Gray Hypocolius. 2nd ed. New Delhi: Oxford University Press, 2001.
Citazione MLASalim Ali e Ripley,S.Dilon. Handbook of the Birds of India and Pakistan Together with Those of Bengladesh, Nepal, Bhutan, and Sri Lanka; Vol.5: Larks to Gray Hypocolius. 2nd ed. Oxford University Press, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.