000 00269nam a2200121Ia 4500
100 _aI.L.O
942 _cBK
654 _aItroduction
245 _aIntroduction to work study
260 _bUniversal Book Corporation
_aBombay
_c1992
300 _a441
546 _aENGLISH
999 _c30504
_d30504