APA (7th ed.) Zitazioa
Churchill, G. A. (1999). Marketing research: Methodological foundations (7th ed.). Dryden Press.
Chicago Style (17th ed.) Zitazioa
Churchill, Gilbert A. Marketing Research: Methodological Foundations. 7th ed. Fort Worth: Dryden Press, 1999.
MLA (9th ed.) Zitazioa
Churchill, Gilbert A. Marketing Research: Methodological Foundations. 7th ed. Dryden Press, 1999.
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