एपीए उद्धरण

Hobbs, F., & Doling, J. F. (1981). Planning for engineers and surveyors. Pergamon Press.

शिकागो स्टाइल उद्धरण

Hobbs, F.D, और J F. Doling. Planning for Engineers and Surveyors. Oxford: Pergamon Press, 1981.

एमएलए उद्धरण

Hobbs, F.D, और J F. Doling. Planning for Engineers and Surveyors. Pergamon Press, 1981.