000 00332nam a2200145Ia 4500
020 _a0000000000000
082 _bT-670
_a001.642
100 _a"Heder, Muhammad Sajjad"
245 0 _aComputer Science GRADE 9th
260 _c2020
300 _a0
944 _cTB
999 _c781664
_d781664