000 00207nam a2200097Ia 4500
100 _aGUPTA, R.C.
245 2 _aCOURSE IN PERT AND CPM
260 _bDHANPAT RAI & SONS
_c1984
300 _a248
942 _2ddc
_cBB
999 _c72714
_d72714