एपीए उद्धरण

Douglas, S. P. (1995). Global marketing strategy. McGraw-Hill.

शिकागो स्टाइल उद्धरण

Douglas, Susan P. Global Marketing Strategy. New York: McGraw-Hill, 1995.

एमएलए उद्धरण

Douglas, Susan P. Global Marketing Strategy. McGraw-Hill, 1995.