Lua APA (7ú heag.)

Kotler, P. (2001). Principles of marketing (Third European edition.). Financial Times/Prentice Hall.

Lua i Stíl Chicago (17ú heag.)

Kotler, Philip. Principles of Marketing. Third European edition. Essex, England: Financial Times/Prentice Hall, 2001.

Lua MLA (9ú heag.)

Kotler, Philip. Principles of Marketing. Third European edition. Financial Times/Prentice Hall, 2001.

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