एपीए उद्धरण

Whitten, J. L. (2001). Systems analysis and design methods. Boston: Irwin/McGraw-Hill.

शिकागो स्टाइल उद्धरण

Whitten, Jeffrey L. Systems Analysis and Design Methods. Boston: Irwin/McGraw-Hill, 2001.

एमएलए उद्धरण

Whitten, Jeffrey L. Systems Analysis and Design Methods. Boston: Irwin/McGraw-Hill, 2001.