APA aipamena

SCHONBERGER. (1991). Operations Management Improving Costumer Service Richard J Schonberger, Edward M. Knod, Jr. Irwin.

Chicago Style aipamena

SCHONBERGER. Operations Management Improving Costumer Service Richard J Schonberger, Edward M. Knod, Jr. Irwin, 1991.

MLA aipamena

SCHONBERGER. Operations Management Improving Costumer Service Richard J Schonberger, Edward M. Knod, Jr. Irwin, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.