000 00261nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aPahuja, Sudha
245 0 _aTeaching Of Biological Sciences
260 _aMeerut
_bRLB
_c2007
300 _a445p.
942 _cBK
999 _c11719
_d11719