000 00319nam a2200133Ia 4500
005 20241213175257.0
008 241213s9999 xx 000 0 und d
100 _aE S G
245 0 _aEnvironment resources abstracts - March - April 1987
260 _aNew Delhi
260 _bE S G
260 _c1987
300 _a110p.
999 _c48105
_d48105