Lua APA (7ú heag.)

Manning, G. L., & Reece, B. L. (2001). Selling today: Building quality partnerships (8th ed.). Prentice Hall ; Pearson Education.

Lua i Stíl Chicago (17ú heag.)

Manning, Gerald L., agus Barry L. Reece. Selling Today: Building Quality Partnerships. 8th ed. Upper Saddle River, New Jersey : New Delhi: Prentice Hall ; Pearson Education, 2001.

Lua MLA (8ú heag.)

Manning, Gerald L., agus Barry L. Reece. Selling Today: Building Quality Partnerships. 8th ed. Prentice Hall ; Pearson Education, 2001.

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