Gaya APA

Adam, E, E. (1989). Production and operations management: concepts, models, and behavior (4th ed.). Englewood Cliffs: Prentice-Hall, Inc..

Gaya MLA

Adam, Everett, E.. "Production and operations management: concepts, models, and behavior". 4th ed. Englewood Cliffs: Prentice-Hall, Inc., 1989. Text.