Παραπομπή APA

Salim Ali. (1969). Birds of Kerala (2nd. ed.). Oxford University Press.

Παραπομπή Chicago Style

Salim Ali. Birds of Kerala. 2nd. ed. Delhi: Oxford University Press, 1969.

Παραπομπή MLA

Salim Ali. Birds of Kerala. 2nd. ed. Oxford University Press, 1969.