000 00371nam a2200145 i 4500
008 160120s1992 sp g spa
017 _aM-34454-1992
020 _a8474253462
080 1 _a331.4
245 0 _aEpidemiología Laboral
_c/ VAR
260 _aMadrid
_b:BOUNCOPY, S.A.
_c,1992
300 _a269
997 _e2