000 00361nam a2200145Ia 4500
040 _cPK-LaCSN
082 _bHAS
_a500
100 _aHashmi, Khadim A.
245 0 _aInexpensive science activities
260 _bAmir & Hashim Publications
_aMultan
_c1986
300 _a157
942 _2ddc
_cBK
999 _c242945
_d242945