Dyfyniad APA

KOTLER, P. (2004). Principles of marketing ed.10Philip Kotler, Gary Armstrong. Prentice Hall.

Dyfyniad Arddull Chicago

KOTLER, Philip. Principles of Marketing Ed.10Philip Kotler, Gary Armstrong. Prentice Hall, 2004.

Dyfyniad MLA

KOTLER, Philip. Principles of Marketing Ed.10Philip Kotler, Gary Armstrong. Prentice Hall, 2004.

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