Παραπομπή APA

Agrawal, K. C. (2002). Threatened animals of India. Nidhi Publishers.

Παραπομπή Chicago Style

Agrawal, K. C. Threatened Animals of India. Bikaner: Nidhi Publishers, 2002.

Παραπομπή MLA

Agrawal, K. C. Threatened Animals of India. Nidhi Publishers, 2002.