Kotler, P., & Lane Keller, K. (2006). A framework for marketing management (3rd ed.). Person Prentice hall.
Lua i Stíl Chicago (17ú heag.)Kotler, Philip, agus Kevin Lane Keller. A Framework for Marketing Management. 3rd ed. New Jersey: Person Prentice hall, 2006.
Lua MLA (9ú heag.)Kotler, Philip, agus Kevin Lane Keller. A Framework for Marketing Management. 3rd ed. Person Prentice hall, 2006.
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