Babbie, Earl R.,  1938- <br/><br/>
The practice of social research / 
Earl Babbie. 
 - 6th ed. 
 - Belmont:   Wadsworth,   1992.  
 - xxiv, 530 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographic references and index. 
<br/><br/><label>ISBN: </label>0534155766 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research<br/>Social sciences--Methodology
<br/><br/><label>Dewey Class. No.: </label>300.72