एपीए उद्धरण

Halfman, R. L. (1962). Dynamics: :systems, variation, methods and relativity. Addison - Wesley.

शिकागो स्टाइल उद्धरण

Halfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. London: Addison - Wesley, 1962.

एमएलए उद्धरण

Halfman, Robert L. Dynamics: :systems, Variation, Methods and Relativity. Addison - Wesley, 1962.