एपीए उद्धरण

Helman, P. (1994). The Science of Database Management. Boston: Irwin.

शिकागो स्टाइल उद्धरण

Helman, Paul. The Science of Database Management. Boston: Irwin, 1994.

एमएलए उद्धरण

Helman, Paul. The Science of Database Management. Boston: Irwin, 1994.