Lorie, J. H., & Roberts, H. V. (1951). Basic methods of marketing research. McGraw-Hill.
Cita Chicago Style (17a ed.)Lorie, James Hirsch, y Harry V. Roberts. Basic Methods of Marketing Research. New York [etc.]: McGraw-Hill, 1951.
Cita MLA (9a ed.)Lorie, James Hirsch, y Harry V. Roberts. Basic Methods of Marketing Research. McGraw-Hill, 1951.
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