Παραπομπή APA

Tikader, B. (1983). Threatened animals of India. Zoological survey of India.

Παραπομπή Chicago Style

Tikader, B.K. Threatened Animals of India. Calcutta: Zoological survey of India, 1983.

Παραπομπή MLA

Tikader, B.K. Threatened Animals of India. Zoological survey of India, 1983.