एपीए उद्धरण

Davies, J. M. (1992). Essential guide to data base marketing. MacGraw hill.

शिकागो स्टाइल उद्धरण

Davies, John M. Essential Guide to Data Base Marketing. London: MacGraw hill, 1992.

एमएलए उद्धरण

Davies, John M. Essential Guide to Data Base Marketing. MacGraw hill, 1992.