Humphreys, Willard C. <br/><br/>
Anomalies and scientific theories / 
Willard C. Humphreys. 
 - San Francisco:  Freeman, Cooper,  [1968]. 
 - 318 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Methodology.<br/>Physics--Philosophy.
<br/><br/><label>Dewey Class. No.: </label>501  / .8