Cita APA (7th ed.)

Heizer, J. H. (2001). Operations management (6th ed.). Prentice Hall.

Cita Chicago (17th ed.)

Heizer, Jay H. Operations Management. 6th ed. Upper Saddle River, N.J: Prentice Hall, 2001.

Cita MLA (9th ed.)

Heizer, Jay H. Operations Management. 6th ed. Prentice Hall, 2001.