APA استشهاد

Schonberger,Richard J, & Knod,Edward M. (1981). Operations management: Customer focused principles. Irwin.

استشهاد بنمط شيكاغو

Schonberger,Richard J, و Knod,Edward M. Operations Management: Customer Focused Principles. Chicago: Irwin, 1981.

MLA استشهاد

Schonberger,Richard J, و Knod,Edward M. Operations Management: Customer Focused Principles. Irwin, 1981.