Proceeding on concept and the role of the model in mathematics and natural and social sciences - Dordrech Holland D Reidel Publisher 1961 - 194p. cm. - Synthese library; 3 . Standard No.: 58717 Source: Textual Subjects--Topical Terms: Philosophy of science Philosophy of scienceScience Dewey Class. No.: A:Rp1:N60, K2