एपीए उद्धरण

Beckwith, T. (1969). Mechanical measurements. Addison Wesley.

शिकागो स्टाइल उद्धरण

Beckwith, Thomas. Mechanical Measurements. California: Addison Wesley, 1969.

एमएलए उद्धरण

Beckwith, Thomas. Mechanical Measurements. Addison Wesley, 1969.