Churchill, G. A. J. (1995). Marketing research: Methodological foundations (6th ed.). The Dryden Press.
Cita Chicago Style (17a ed.)Churchill, Gilbert A. Jr. Marketing Research: Methodological Foundations. 6th ed. Forth Worth: The Dryden Press, 1995.
Cita MLA (9a ed.)Churchill, Gilbert A. Jr. Marketing Research: Methodological Foundations. 6th ed. The Dryden Press, 1995.
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