KOTLER PHILIP. (1984). MARKETING MANAGEMENT: ANALYSIS,PLANNING & CONTROL (5TH.). PRENTICE -HALL INTERNATIONAL, INC.
Lua i Stíl Chicago (17ú heag.)KOTLER PHILIP. MARKETING MANAGEMENT: ANALYSIS,PLANNING & CONTROL. 5TH. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1984.
Lua MLA (9ú heag.)KOTLER PHILIP. MARKETING MANAGEMENT: ANALYSIS,PLANNING & CONTROL. 5TH. PRENTICE -HALL INTERNATIONAL, INC, 1984.
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