00881nam0-22002891i-450-99000315049040332120100519154345.0000315049FED01000315049(Aleph)000315049FED0100031504920030910d1961----km-y0itay50------baengGBOur knowledge of the external world as a field for scientific method in philosophyby Bertrand RussellLondonAllen & Unwin1961251 p.22 cmFilosofia11110Russell,Bertrand<1872-1970>7043ITUNINARICAUNIMARCBK99000315049040332111110 RUS/61027391SESSESOur knowledge of the external world as a field for scientific method in philosophy456319UNINA