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.
শিকাগো স্টাইলে সাইটেশনSalim Ali এবং 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.
এমএলএ সাইটেশনSalim Ali এবং 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.
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