000 00255nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _a038.71180
_bMCG
245 0 _aMcGraw hill modern men of science
260 _aPhilippines
_bMcGraw Hill
_c1968
942 _cBK
999 _c30166
_d30166