एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

Rutten, M G. Origin of Life by Natural Causes. Elsevier Scientific Publishing Co., Amsterdam, 1971.

एमएलए उद्धरण

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