000 00348nam a2200133Ia 4500
008 190829s9999 xx 000 0 und d
020 _a9788184888096
082 _a650
_bASW/E
100 _aASWATHAPPA, K
245 0 _aESSENTIALS OF ENVIRONMENT
250 _a10th
260 _bHimalaya Publishing House, New Delhi
_aNew Delhi
_c2010
942 _cBK
999 _c15065
_d15065