000 00344nam a2200145Ia 4500
020 _a0000000000
082 _b1241
_a500
100 _a"FIZANULLAH KHAN"
245 0 _aSIENCE KEY IBTADAI TAJRBAT
260 _bURDU SCIENCE BOARD
_aLahore
_c1994
300 _a176
944 _cBK
999 _c49956
_d49956