CHISNALL PETER M. (1986). MARKETING RESEARCH (3RD.). MCGRAW-HILL.
Chicago-čujuhus (17. p.)CHISNALL PETER M. MARKETING RESEARCH. 3RD. NEW YORK: MCGRAW-HILL, 1986.
MLA-čujuhus (9. p.)CHISNALL PETER M. MARKETING RESEARCH. 3RD. MCGRAW-HILL, 1986.
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