एपीए उद्धरण

Marshak, S. (2005). Earth: Portrait of a planet. New York: W.W. Norton.

शिकागो स्टाइल उद्धरण

Marshak, Stephen. Earth: Portrait of a Planet. New York: W.W. Norton, 2005.

एमएलए उद्धरण

Marshak, Stephen. Earth: Portrait of a Planet. New York: W.W. Norton, 2005.