000 00314nam a2200121 a 4500
008 121119s1985 xx || ||||||| |d
245 0 0 _aSustainable development
260 _c1985
260 _bEnvironment Liaison Centre
650 7 _aENVIRONMENTAL PROTECTION
_2unbist
650 7 _aDEVELOPMENT
_2unbist
942 _cBK
999 _c4838
_d4838