APA-viite (7. p.)

Leventhal, L. M., & Barnes, J. A. (2008). Usability engineering: Process, products, and examples (1a. ed.). Pearson Education Inc.

Chicago-viite (17. p.)

Leventhal, Laura M., ja Julie A. Barnes. Usability Engineering: Process, Products, and Examples. 1a. ed. Upper Saddle River: Pearson Education Inc, 2008.

MLA-viite (9. p.)

Leventhal, Laura M., ja Julie A. Barnes. Usability Engineering: Process, Products, and Examples. 1a. ed. Pearson Education Inc, 2008.