000 00285nam a2200109Ia 4500
008 221129s2010 xx 000 0 und d
041 _aeng
082 _a586
100 _aYadav, P.R.
_91222154
245 _aText Book of Biyology
260 _aNew delhi
_bDiscovery Publishing House
_c2010
999 _c792468
_d792468