ARMSTRONG GARY. (1991). PRINCIPLES OF MARKETING: STUDY GUIDE BY THOMAS PACZKOWSKI (5TH.). PRENTICE -HALL INTERNATIONAL; INC.
Chicago-čujuhus (17. p.)ARMSTRONG GARY. PRINCIPLES OF MARKETING: STUDY GUIDE BY THOMAS PACZKOWSKI. 5TH. NEW JERSEY; U.S.A: PRENTICE -HALL INTERNATIONAL; INC, 1991.
MLA-čujuhus (9. p.)ARMSTRONG GARY. PRINCIPLES OF MARKETING: STUDY GUIDE BY THOMAS PACZKOWSKI. 5TH. PRENTICE -HALL INTERNATIONAL; INC, 1991.
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