000 00335nam a2200157Ia 4500
020 _a0000000000500
040 _cPK-LaCSN
082 _a500
_bCIT
100 _a"TCS"
245 0 _aSCIENCE LEVEL 1
260 _cN/A
_bTCS
_aLahore
300 _a83
942 _cTB
999 _c867846
_d867823