000 00349nam a2200145Ia 4500
020 _a0195774426
082 _b1100407
_a500
100 _a"NICHOLAS HORSBURGH"
245 0 _aPRIMARY SCIENCE 4
260 _bOXFORD UNIVERSITY PRESS
_aKARACHI
_c1998
300 _a109
944 _cR
999 _c618473
_d618473