Biblioteca del Congreso (Estados Unidos), 11 marzo 2015 : catálogo electrónico http://bit.ly/3aI5o3x

His Cutting the cost of quality, 1967.

His Let’s talk quality, c1989: CIP t.p. (Philip B. Crosby; Phil Crosby)

New York times, Aug. 22, 2001: obituaries (Philip Bayard Crosby; developer of zero-defects concept; b. in Wheeling, W. Va.; d. Aug. 19, 2001 in Asheville, N.C. at age 75)

Info. converted from 678, 2012-10-02 (b. 1926)