एपीए उद्धरण

Hammer, D. A. (1991). Creating freshwater wetlands. Lewis Publishers.

शिकागो स्टाइल उद्धरण

Hammer, Donald A. Creating Freshwater Wetlands. London: Lewis Publishers, 1991.

एमएलए उद्धरण

Hammer, Donald A. Creating Freshwater Wetlands. Lewis Publishers, 1991.