Gaya APA

Cohen, W, A. (1991). THE PRACTICE OF MARKETING MANAGEMENT : ANALISA, PLANNING, AND IMPLEMENTATION . New York: Palgrave Macmillan.

Gaya MLA

Cohen, William, A.. "THE PRACTICE OF MARKETING MANAGEMENT : ANALISA, PLANNING, AND IMPLEMENTATION". New York: Palgrave Macmillan, 1991. Text.