एपीए उद्धरण

Gordon, G. (1969). System simulation. Prentice-Hall of India.

शिकागो स्टाइल उद्धरण

Gordon, Geoffrey. System Simulation. New Jersey: Prentice-Hall of India, 1969.

एमएलए उद्धरण

Gordon, Geoffrey. System Simulation. Prentice-Hall of India, 1969.