calidad By facebooker_1019845174705315 Mar 18, 1891 walter shewart Dec 24, 1904 joseph juran Jul 3, 1915 kaoru isikawa Jan 1, 1922 Armand Frigenbaum Mar 6, 1922 Armand Frigenbaum Jan 1, 1924 Genich Taguchi Mar 5, 1938 Edgar Schein Mar 6, 1993 Edward Deming
