HOLTJE HERBERT. (1981). THEORY AND PROBLEMS OF MARKETING. MCGRAW-HILL.
Chicago-čujuhus (17. p.)HOLTJE HERBERT. THEORY AND PROBLEMS OF MARKETING. MCGRAWHILL N.Y: MCGRAW-HILL, 1981.
MLA-čujuhus (9. p.)HOLTJE HERBERT. THEORY AND PROBLEMS OF MARKETING. MCGRAW-HILL, 1981.
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