एपीए उद्धरण

Roff, J. (2011). Marine conservation ecology. Earthscan.

शिकागो स्टाइल उद्धरण

Roff, John. Marine Conservation Ecology. Earthscan, 2011.

एमएलए उद्धरण

Roff, John. Marine Conservation Ecology. Earthscan, 2011.