000 00350nam a2200145Ia 4500
008 230706s9999 xx 000 0 und d
020 _a8126109173
_qhbk
082 _a363.7
_bPRA
245 0 _aNatural Environment: Issues And Challenges
_cPrabhakar
250 _a1st
260 _bAnmol
_c2001
300 _a264
650 _aEnv. Sc.
942 _cENG
999 _c97354
_d97354