Dyfyniad APA

Wadsworth, H. M., & Stephens, K. S. G. (1986). Modern methods for quality control and improvement. Wiley.

Dyfyniad Arddull Chicago

Wadsworth, Harrison M., and Kenneth S. Gedprey Stephens. Modern Methods for Quality Control and Improvement. New York: Wiley, 1986.

Dyfyniad MLA

Wadsworth, Harrison M., and Kenneth S. Gedprey Stephens. Modern Methods for Quality Control and Improvement. Wiley, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.