APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.