Searles, Herbert L. <br/><br/>
Logic and scientific methods :   an introductory course / 
Herbert L. Searles 
 - 3rd ed. 
 - New York :  Ronald Press Company ,  1968 
 - xi, 363p. :  ill. ;  24 cm.  
<br/><br/>Includes bibliographical reference and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic--Scientific methods
<br/><br/><label>Dewey Class. No.: </label>160