एपीए उद्धरण

Bunce, N. J. (1991). Environmental chemistry. Wuerz Publishing.

शिकागो स्टाइल उद्धरण

Bunce, Nigel J. Environmental Chemistry. Canada: Wuerz Publishing, 1991.

एमएलए उद्धरण

Bunce, Nigel J. Environmental Chemistry. Wuerz Publishing, 1991.