Cita APA

Kumar, H. D. (1997). Modern concepts of ecology (8th rev. ed.). Vikas Pub. House.

Citación estilo Chicago

Kumar, H. D. Modern Concepts of Ecology. 8th rev. ed. New Delhi: Vikas Pub. House, 1997.

Cita MLA

Kumar, H. D. Modern Concepts of Ecology. 8th rev. ed. Vikas Pub. House, 1997.