000 00335nam a2200145Ia 4500
040 _cPK-LaCSN
082 _a530
_bAHM
100 _aAhsan, Muhammad
245 0 _aPhysics 10
260 _c2010
_bJahangirs Educational Press
_aLahore
300 _a203
942 _cTR
999 _c859701
_d859678