एपीए उद्धरण

Panneerselvam,R. (2001). Engineering economics. Prentice Hall.

शिकागो स्टाइल उद्धरण

Panneerselvam,R. Engineering Economics. New Delhi: Prentice Hall, 2001.

एमएलए उद्धरण

Panneerselvam,R. Engineering Economics. Prentice Hall, 2001.