00315nam a2200121Ia 4500020001500000082002200015100002100037245005900058260003600117300003000153500000500183700000500188  a0761998438  a658.568bSa245.LS  aSarkar, Debashis  aLessons in six sigmab72 must know truths for managers  aNew DelhibResponse Booksc2004  avxiii, 244p. Bibl. Index.  a  a