Lua APA (7ú heag.)

Keller, K. L., & KOTLER, P. (2012). Marketing Management 14th edition. Pearson.

Lua i Stíl Chicago (17ú heag.)

Keller, Kevin Lane, agus Philip KOTLER. Marketing Management 14th Edition. Pearson, 2012.

Lua MLA (8ú heag.)

Keller, Kevin Lane, agus Philip KOTLER. Marketing Management 14th Edition. Pearson, 2012.

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