000 00397 a2200145 4500
020 _a9280713507
041 _aEn
082 _a333.7
_bPRO
245 _aProtecting the ozone layer Vol ;3
_bfire extinguishing substances
260 _c1993
_aFrance
_bUnited Nations Environment Programme
_g1993
300 _c29 cm.
_a32 p.
650 _aNATURAL RESOURCES AIR
650 _aENVIRONMENT
942 _cSR
999 _c32743
_d34290