000 00387nam a2200157Ia 4500
020 _a9789690020000
040 _cPK-LaCSN
082 _a500
_bSID
100 _a"Siddiqui,Salma A."
245 0 _aComprehensive junior science 2
_bComprehensive
260 _c2007
_bFeroze Sons
_aLahore
300 _a64
942 _cTR
999 _c837059
_d837036