MCDONALD WILLIAM J. (1998). DIRECT MARKETING: AN INTEGRATED APPROACH. IRWIN MCGRAW-HILL.
Chicago Style (17. basım) AtıfMCDONALD WILLIAM J. DIRECT MARKETING: AN INTEGRATED APPROACH. BOSTON: IRWIN MCGRAW-HILL, 1998.
MLA (9th ed.) AtıfMCDONALD WILLIAM J. DIRECT MARKETING: AN INTEGRATED APPROACH. IRWIN MCGRAW-HILL, 1998.
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