एपीए उद्धरण

Murphy, G. J. (1968). Control engineering. Van - Nostrand.

शिकागो स्टाइल उद्धरण

Murphy, Gordon J. Control Engineering. New York: Van - Nostrand, 1968.

एमएलए उद्धरण

Murphy, Gordon J. Control Engineering. Van - Nostrand, 1968.