Kotler, P. Marketing management (4th.). Prentice Hall.
Chicago Style (17th ed.) CitationKotler, Philip. Marketing Management. 4th. Upper Saddle River, N.J: Prentice Hall.
ציטוט MLAKotler, Philip. Marketing Management. 4th. Prentice Hall.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.