APA (7th ed.) Zitazioa
Proctor, T. (1995). The essence of management creativity. Prentice Hall.
Chicago Style (17th ed.) Zitazioa
Proctor, Tony. The Essence of Management Creativity. London ; New York: Prentice Hall, 1995.
MLA (9th ed.) Zitazioa
Proctor, Tony. The Essence of Management Creativity. Prentice Hall, 1995.
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