Cita APA (7th ed.)

Eureka, W. E., & Ryan, N. E. (1995). Quality up, costs down: A manager's guide to Taguchi methods and QFD. Irwin Professional Pub.

Cita Chicago (17th ed.)

Eureka, William E., i Nancy E. Ryan. Quality Up, Costs Down: A Manager's Guide to Taguchi Methods and QFD. Burr Ridge, Ill: Irwin Professional Pub, 1995.

Cita MLA (9th ed.)

Eureka, William E., i Nancy E. Ryan. Quality Up, Costs Down: A Manager's Guide to Taguchi Methods and QFD. Irwin Professional Pub, 1995.