000 00272nam a2200109Ia 4500
100 _aW.H.O. Tech Report services no.756
942 _cBK
245 _aChildren at work : special health risks
260 _aW.H.O., Geneva
_c1987
082 _aR33.131 W.H.O./TRS
300 _a49
999 _c65422
_d65422