Robinson, Edward M. <br/><br/>
Science, how? why? wherefore? 
by Edward M. Robinson and George T. Polk. 
 - Dubuque, Ia.  Priory Press  1957. 
 - xvii, 244 p.  21 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [235]-237. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Philosophy.<br/>Science--Methodology.