000 00290nam a2200121Ia 4500
008 230529s9999 xx 000 0 und d
100 _aKatyal, Temmy
245 0 _aEnvironmental Pollution
260 _bAgrawal Pub.
_aAgra
_c2008
300 _a302
650 _aSpecial Education
942 _cBK
999 _c8509
_d8509