000 | 00372 a2200133 4500 | ||
---|---|---|---|
020 | _a085092376X | ||
082 |
_a363.7 _bSUS |
||
090 |
_c6718 _d9268 |
||
245 | _aSustainable development an imperative for environmental protection | ||
260 |
_aLondon _bEconomic Affairs Division _c1991 _g1991 |
||
300 |
_axii, 157p. _c21cm. |
||
650 | _aEnvironmental problems | ||
942 | _cL | ||
999 |
_c35472 _d35472 |