Παραπομπή APA

Negi, S. (1993). Biodiversity and its conservation in India. Indus publishing.

Παραπομπή Chicago Style

Negi, S.S. Biodiversity and Its Conservation in India. New Delhi: Indus publishing, 1993.

Παραπομπή MLA

Negi, S.S. Biodiversity and Its Conservation in India. Indus publishing, 1993.