000 00495nam a2200169Ia 4500
008 210122s9999 xx 000 0 und d
082 _a363.7384
_bCLA
100 _aClarke, Robin
245 0 _aOzone layer
260 _aNairobi
_bUnited Nations environment programme
_c1987
300 _a36p.
_rPBK
_cIllustrations ; 26*21 cm
440 _aUNEP/GEMS environment library
490 _vNo. 2
650 _a Ozone layer depletion
650 _aOzone layer -- Environmental aspects
942 _cBKS
999 _c3044
_d3044