Gaya APA

Feo,Joseph, D., W.Barnard, W. (2004). Juran Institute,s Six Sigma . New York: Mc Graw Hill.

Gaya MLA

Feo,Joseph, De., W.Barnard, Wiliam. "Juran Institute,s Six Sigma". New York: Mc Graw Hill, 2004. Textbook.