BUELL, V. P. (1985). Marketing Management A Strategic Planning Approach Victor P. Buell. McGraw-Hill.
Chicago-viite (17. p.)BUELL, Victor P. Marketing Management A Strategic Planning Approach Victor P. Buell. McGraw-Hill, 1985.
MLA-viite (8. p.)BUELL, Victor P. Marketing Management A Strategic Planning Approach Victor P. Buell. McGraw-Hill, 1985.
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