Tools and methods for the improvement of quality / Howard Gitlow ... [et al.]. - Homewood, Ill : Irwin, 1989. - xvi, 603 p. : ill. ; 25 cm. - The Irwin series in quantitative analysis for business . "ASQC Quality Press"--Cover Bibliography: p. 594-596. ISBN: 256056803 Subjects--Topical Terms: Quality control--Statistical methods