Walker, Edward L. <br/><br/>
Psychology as a natural and social science / 
Edward L. Walker 
 - Belmont :  Wadsworth Pub.,  c1970 
 - vii, 145 p. :  ill. ;  23 cm. 
 - Basic concepts in psychology series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 4.95 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Methodology<br/>Science and psychology<br/>Social sciences and psychology
<br/><br/><label>Dewey Class. No.: </label>150