एपीए उद्धरण

Bakich, M. E. (2003). The cambridge encyclopedia of amateur astonomy. Cambridge university press.

शिकागो स्टाइल उद्धरण

Bakich, Michael E. The Cambridge Encyclopedia of Amateur Astonomy. Cambridge: Cambridge university press, 2003.

एमएलए उद्धरण

Bakich, Michael E. The Cambridge Encyclopedia of Amateur Astonomy. Cambridge university press, 2003.