CUNDIFF EDWARDS. (1980). FUNDAMENTALES OF MODERN MARKETING (3RD.). PRENTICE -HALL INTERNATIONAL, INC.
Chicago-viite (17. p.)CUNDIFF EDWARDS. FUNDAMENTALES OF MODERN MARKETING. 3RD. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1980.
MLA-viite (9. p.)CUNDIFF EDWARDS. FUNDAMENTALES OF MODERN MARKETING. 3RD. PRENTICE -HALL INTERNATIONAL, INC, 1980.
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