000 00337nam a2200145Ia 4500
040 _cPK-LaCSN
082 _a570
_bSHA
100 _aAli Shah, Syed Irfan
245 0 _aBiology 9
260 _c2011
_bJahanghir Educational Press
_aLahore
300 _a0
942 _cTR
999 _c859790
_d859767