000 00353nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e108210
_aMAIN
041 _aEnglish
082 _a363.7 A81F
100 _aAggrawal, K C
245 0 _aFundamentals of environmental biology
260 _aBikaner
_bNidhi
_c2001
300 _a507 p.
942 _cBK
999 _c122714
_d122714