BUELL, V. P. (1984). Marketing management: A strategic planning approach. McGraw-Hill.
Chicago-viite (17. p.)BUELL, Victor P. Marketing Management: A Strategic Planning Approach. New York: McGraw-Hill, 1984.
MLA-viite (9. p.)BUELL, Victor P. Marketing Management: A Strategic Planning Approach. McGraw-Hill, 1984.
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