APA (7th ed.) Zitazioa
Ferrell, O. C., Hirt, G. A., & Ferrell, L. (2006). Business: A changing world (5th ed.). McGraw-Hill/Irwin.
Chicago Style (17th ed.) Zitazioa
Ferrell, O. C., Geoffrey A. Hirt, eta Linda Ferrell. Business: A Changing World. 5th ed. Boston: McGraw-Hill/Irwin, 2006.
MLA (9th ed.) Zitazioa
Ferrell, O. C., et al. Business: A Changing World. 5th ed. McGraw-Hill/Irwin, 2006.
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