एपीए उद्धरण

Denning, A. (1983). The closing chapter. Butterworths.

शिकागो स्टाइल उद्धरण

Denning, Alfred. The Closing Chapter. London: Butterworths, 1983.

एमएलए उद्धरण

Denning, Alfred. The Closing Chapter. Butterworths, 1983.