Cohen, Morris Raphael,  1880-1947. <br/><br/>
An introduction to logic and scientific method / 
by Morris R. Cohen and Ernest Nagel. 
 - Complete edition  
 - London  :  Routledge and Kegan Paul Ltd.,  1934 [Reprinted 1955]. 
 - xii, 467 p. :  ill. ;  20 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.<br/>Methodology.<br/>Logic--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>160  / COI 1955