एपीए उद्धरण

Hadfield, C. (2013). An astronauts guide to life on earth. Macmillan.

शिकागो स्टाइल उद्धरण

Hadfield, Chris. An Astronauts Guide to Life on Earth. London: Macmillan, 2013.

एमएलए उद्धरण

Hadfield, Chris. An Astronauts Guide to Life on Earth. Macmillan, 2013.