Beth, Evert Willem Mathematical thought; an introduction to the philosophy of mathematics/ Evert W. Beth. - Dordrecht ; D. Reidel, [1965]. - xii, 208 p.: illus., port., 23 cm. - Synthese library . Bibliography: p. 193-200. LCCN: 66007696 //r84 Subjects--Topical Terms: Mathematics---Philosophy. Dewey Class. No.: 511.3 / B562m