APA-viite (7. p.)

Brue, G., & Howes, R. (2006). The McGraw-Hill 36-hour course Six Sigma. McGraw-Hill.

Chicago-viite (17. p.)

Brue, Greg, ja R. Howes. The McGraw-Hill 36-hour Course Six Sigma. New York: McGraw-Hill, 2006.

MLA-viite (9. p.)

Brue, Greg, ja R. Howes. The McGraw-Hill 36-hour Course Six Sigma. McGraw-Hill, 2006.