APA-čujuhus (7. p.)
Kotler, P., & Amstrong, G. (2013). Principles of marketing (14th ed.). Pearson educational limited.
Chicago-čujuhus (17. p.)
Kotler, Philip, juo Gary Amstrong. Principles of Marketing. 14th ed. England: Pearson educational limited, 2013.
MLA-čujuhus (9. p.)
Kotler, Philip, juo Gary Amstrong. Principles of Marketing. 14th ed. Pearson educational limited, 2013.
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