Eugene J Kelley. (1965). Marketing strategy functions. New Jersey: Prentice-Hall.
Trích dẫn kiểu ChicagoEugene J Kelley. Marketing Strategy Functions. New Jersey: Prentice-Hall, 1965.
MLA citiranjeEugene J Kelley. Marketing Strategy Functions. New Jersey: Prentice-Hall, 1965.
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