00337nam a2200145Ia 450000100060000000300040000600500170001000800410002704000110006804100080007908200160008710000170010324500530012070000180017317772Ost20260507155614.0251113s9999||||xx |||||||||||||| ||eng||  cnitttr  aeng  a501bC897C   aCull,  R. G. 0aConcepts of Science. /cCull, R. G., Drake, W.A.  a Drake,  W.A.