एपीए उद्धरण

Squire, E. (1980). Introducing systems design. Addison Wesley.

शिकागो स्टाइल उद्धरण

Squire, Enid. Introducing Systems Design. Massachusetts: Addison Wesley, 1980.

एमएलए उद्धरण

Squire, Enid. Introducing Systems Design. Addison Wesley, 1980.