एपीए उद्धरण

Winkler, J. (1972). Winkler on marketing planning. Hutchinson.

शिकागो स्टाइल उद्धरण

Winkler, John. Winkler on Marketing Planning. London: Hutchinson, 1972.

एमएलए उद्धरण

Winkler, John. Winkler on Marketing Planning. Hutchinson, 1972.