एपीए उद्धरण

Sengupta, S. B. (2011). Cosmic evolution and the evolution of life. Kalpaz Publication.

शिकागो स्टाइल उद्धरण

Sengupta, Subir Bijoy. Cosmic Evolution and the Evolution of Life. New Delhi: Kalpaz Publication, 2011.

एमएलए उद्धरण

Sengupta, Subir Bijoy. Cosmic Evolution and the Evolution of Life. Kalpaz Publication, 2011.