एपीए उद्धरण

Wetherbe, J. C. (1990). Systems analysis and design (Ed.3.).

शिकागो स्टाइल उद्धरण

Wetherbe, James C. Systems Analysis and Design. Ed.3. New Delhi, Galgotia Publications, 1990.

एमएलए उद्धरण

Wetherbe, James C. Systems Analysis and Design. Ed.3. 1990.