APA (7th ed.) Zitazioa

Schonberger, R. J. (1997). Operations management: Customer-focused principles. Irwin.

Chicago Style (17th ed.) Zitazioa

Schonberger, Richard J. Operations Management: Customer-focused Principles. Chicago: Irwin, 1997.

MLA (9th ed.) Zitazioa

Schonberger, Richard J. Operations Management: Customer-focused Principles. Irwin, 1997.