Methodology in social research, 
edited by Hubert M. Blalock, Jr. [and] Ann B. Blalock.  
 - New York,  McGraw-Hill  [c1968]  
 - 493 p  illus  23 cm. 
<br/><br/>Includes bibliographies.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Methodology.<br/>Social sciences--Research.
<br/><br/><label>LC Class. No.: </label>H62  / .B58