000
00334nam a2200145Ia 4500
100
_a
Paul/ M.K / Liberia
490
_v
TM5
942
_c
BK
654
_a
PERT
245
_a
Programme Evaluation & review techniques
260
_b
National Productivity council
_a
New Delhi
_c
1987
300
_a
88
546
_a
ENGLISH
999
_c
18954
_d
18954