000
00263nam a2200109Ia 4500
008
220201s1995 xx 000 0 eng d
100
_a
GUPTA R C
245
0
_a
COURSE IN PERT AND CPM
260
_a
DELHI
_b
DHANPAT RAI AND SONS
_c
1995
300
_a
282
942
_2
ddc
999
_c
91802
_d
91802