एपीए उद्धरण

Rutten, M. G. (1971). Origin of life by natural causes. Elsevier publishing.

शिकागो स्टाइल उद्धरण

Rutten, M. G. Origin of Life by Natural Causes. New york: Elsevier publishing, 1971.

एमएलए उद्धरण

Rutten, M. G. Origin of Life by Natural Causes. Elsevier publishing, 1971.