Sudman, S., & Blair, E. (1998). Marketing research: A problem solving approach. McGraw Hill.
Chicago Style aipamenaSudman, Seymour, and Edward Blair. Marketing Research: A Problem Solving Approach. New York: McGraw Hill, 1998.
MLA aipamenaSudman, Seymour, and Edward Blair. Marketing Research: A Problem Solving Approach. McGraw Hill, 1998.
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