Malhotra, N. K. (2004). Marketing research/Malhotra. Pearson Education.
Lua i Stíl Chicago (17ú heag.)Malhotra, Naresh K. Marketing Research/Malhotra. Pearson Education, 2004.
Lua MLA (8ú heag.)Malhotra, Naresh K. Marketing Research/Malhotra. Pearson Education, 2004.
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