00325nam a2200121Ia 4500008004100000041000800041082001700049100001600066245004600082250001000128260005700138300000800195211209s1980    xx            000 0 und d  aeng  a658.4082 SRI  aSRINATH L S  aPERT AND CPM PRINCIPLES AND APPLICATIONS   a2 ed.  aNEW DELHIbAFFLIATED EAST WEST PRESS PVT. LTD.c1980  a175