एपीए उद्धरण

Birss, R. R. (1967). Electric and magnetic forces. Longmans.

शिकागो स्टाइल उद्धरण

Birss, Robert R. Electric and Magnetic Forces. London: Longmans, 1967.

एमएलए उद्धरण

Birss, Robert R. Electric and Magnetic Forces. Longmans, 1967.