Cita APA (7th ed.)

Santra, S. C. (1994). Ecology: Basic and applied. M.D.Pub..

Cita Chicago (17th ed.)

Santra, S. C. Ecology: Basic and Applied. New Delhi: M.D.Pub., 1994.

Cita MLA (9th ed.)

Santra, S. C. Ecology: Basic and Applied. M.D.Pub., 1994.