000 00338nam a2200145Ia 4500
020 _a0000000000000
082 _bT 153
_a530
100 _a"SINDH TEXTBOOK BOARD"
245 4 _aTHE TEXTBOOK OF PHYSICS IX
260 _aPakistan
_c2020
300 _a206
944 _cTB
999 _c554354
_d554354