एपीए उद्धरण

Wooldridge, S. (1977). Systems and programming standards. Petrocelli.

शिकागो स्टाइल उद्धरण

Wooldridge, Susan. Systems and Programming Standards. New York: Petrocelli, 1977.

एमएलए उद्धरण

Wooldridge, Susan. Systems and Programming Standards. Petrocelli, 1977.