एपीए उद्धरण

Benjamin, R. F. (2001). Spills and ripples. United State: AIMS Education Foundation.

शिकागो स्टाइल उद्धरण

Benjamin, Robert F. Spills and Ripples. United State: AIMS Education Foundation, 2001.

एमएलए उद्धरण

Benjamin, Robert F. Spills and Ripples. United State: AIMS Education Foundation, 2001.