000 00316nam a2200133Ia 4500
005 20241213175258.0
008 241213s9999 xx 000 0 und d
100 _aE S G
245 0 _aEnvironment resources abstracts April - June 1989
260 _aNew Delhi
260 _bE S G
260 _c1989
300 _a160p.
999 _c48107
_d48107