एपीए उद्धरण

Christian, J. (1981). Management, Machines and Methods in Civil Engineering. John Wiley.

शिकागो स्टाइल उद्धरण

Christian, John. Management, Machines and Methods in Civil Engineering. New York: John Wiley, 1981.

एमएलए उद्धरण

Christian, John. Management, Machines and Methods in Civil Engineering. John Wiley, 1981.