एपीए उद्धरण

Welch, P. S. (2003). Limnological methods.

शिकागो स्टाइल उद्धरण

Welch, Paul S. Limnological Methods. Narendra Publishing House, New Delhi, 2003.

एमएलए उद्धरण

Welch, Paul S. Limnological Methods. 2003.