एपीए उद्धरण

Gummesson, E. (1999). Total relationship marketing. Butterworth Heinemann.

शिकागो स्टाइल उद्धरण

Gummesson, Evert. Total Relationship Marketing. Oxford: Butterworth Heinemann, 1999.

एमएलए उद्धरण

Gummesson, Evert. Total Relationship Marketing. Butterworth Heinemann, 1999.