एपीए उद्धरण

Sharma, P. D. (2005). Environmental microbiology. Harrow, U.K: Alpha Science International.

शिकागो स्टाइल उद्धरण

Sharma, P. D. Environmental Microbiology. Harrow, U.K: Alpha Science International, 2005.

एमएलए उद्धरण

Sharma, P. D. Environmental Microbiology. Harrow, U.K: Alpha Science International, 2005.