APA-viite (7. p.)

Heizer, J. H., & Render, B. (2009). Operations management (9th ed., flexible version.). Pearson/Prentice Hall.

Chicago-viite (17. p.)

Heizer, Jay H., ja Barry Render. Operations Management. 9th ed., flexible version. Upper Saddle River, N.J: Pearson/Prentice Hall, 2009.

MLA-viite (9. p.)

Heizer, Jay H., ja Barry Render. Operations Management. 9th ed., flexible version. Pearson/Prentice Hall, 2009.