Adam, E. E., & Ebert, R. J. (1992). Production and operations management: Concepts, models, and behavior (5th ed.). Prentice Hall.

Adam, Everett E., and Ronald J. Ebert. Production and Operations Management: Concepts, Models, and Behavior. 5th ed. Englewood Cliffs, N.J. ; New Delhi: Prentice Hall, 1992.

Adam, Everett E., and Ronald J. Ebert. Production and Operations Management: Concepts, Models, and Behavior. 5th ed. Prentice Hall, 1992.