000
00303nam a2200133Ia 4500
100
_a
Gupta, R S
250
_a
5th ed
654
_a
Commerce and Management
942
_c
BK
245
_a
Work measurement
260
_a
National Productivity Council, New Delhi
_c
1985
082
_a
658 NPC
300
_a
34
999
_c
19382
_d
19382