APA (7th ed.) Zitazioa

(1979). Non-manipulative selling / Anthony J. Alessandra ; with Phillip S. Wexler, Jerry D. Deen.

Chicago Style (17th ed.) Zitazioa

Non-manipulative Selling / Anthony J. Alessandra ; with Phillip S. Wexler, Jerry D. Deen. 1979.

MLA (9th ed.) Zitazioa

Non-manipulative Selling / Anthony J. Alessandra ; with Phillip S. Wexler, Jerry D. Deen. 1979.

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