00322pam a2200121 a 4500020000500000041000500005082000800010100004900018245006100067250000900128260005200137300001100189  c  h  a658  aCERTO (Samuel C.)/ CERTO (Trevis S.)eauthor  aModern Management: Concepts and SkillshTextual Document  a11th  bPHI Learning Private Limited New Delhi, London,  av, 600