00371nam a2200145Ia 4500008004100000020001500041041000800056082001800064100001800082245004600100250000600146260005300152300001100205650000900216210716s1989    xx            000 0 und d  a8185336202  aeng  a005.3068 SRIL  aSrinath, L S.  aPERT and CPM: principles and application.  a3  aNew DelhibAffiliated East- West Press Ltdc1989  aix,202  aNone