000 00343nam a2200145 4500
020 _a000000000000
040 _cPK-LaCSN
082 _aTR 540 NAT
100 _aShahnaz Rasheed
245 _aTextbook of Chemistry Grade 9
260 _aISLAMABAD
_bNATIONAL BOOK FOUNDATION
_c2023
300 _3TEXT
_a165
942 _2ddc
_cTR
999 _c822906
_d822883