KOTLER PHILIP. (1999). PRINCIPLES OF MARKETING (2ND.). PRENTICE -HALL INTERNATIONAL, INC.
Chicago-čujuhus (17. p.)KOTLER PHILIP. PRINCIPLES OF MARKETING. 2ND. LONDNN: PRENTICE -HALL INTERNATIONAL, INC, 1999.
MLA-čujuhus (9. p.)KOTLER PHILIP. PRINCIPLES OF MARKETING. 2ND. PRENTICE -HALL INTERNATIONAL, INC, 1999.
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