एपीए उद्धरण

Geetha Bali. (2002). Environmental biotechnology. A.P.H. Publishing Corporation.

शिकागो स्टाइल उद्धरण

Geetha Bali. Environmental Biotechnology. New Delhi: A.P.H. Publishing Corporation, 2002.

एमएलए उद्धरण

Geetha Bali. Environmental Biotechnology. A.P.H. Publishing Corporation, 2002.