Cohen, Morris R.. <br/><br/>
An Introduction to Logic and Scientific Method /  Textual Documents 
Morris R. Cohen & Ernest Nagel. 
 - 1st ed / 
 - London :  Routledge and Kegan Paul ,  1934. 
 - iii, 466p. :  ill. ;  22cm. . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Philosophy-Logic Logic- Scientific Method 
<br/><br/><label>Dewey Class. No.: </label>160  / C 66 In