000 00362nam a2200145Ia 4500
008 240112s9999 xx 000 0 und d
082 _a1.076
_bR
100 _aOjha, N N, Ed.
245 0 _aEcology and environment
250 _a4
260 _a New Delhi
_bChronicle Books
_c2005
300 _a226
650 _aGeneral knowledge-Study materials
942 _cREF
999 _c12122
_d12122