Cohen, Morris Raphael <br/><br/>
Reason and nature  an essay on the meaning of scientific method. 

 - [2d ed] 
 - Glencoe, Ill.  Free Press  [1959] 
 - 470 p. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Nat. Bib. No.: </label>GB64-19915 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Methodology<br/>Sciences--Méthodologie.<br/>Science--Philosophy.<br/>Social sciences
<br/><br/><label>Dewey Class. No.: </label>501