BABBIE, Earl <br/><br/>
The practice of social Research 

 - 10th ed. 
 - New York  Thomson Wadsworth  1986 
 - xxv, 493p. ill. 23cm. 
<br/><br/> Include : bibliographic and index. 
<br/><br/><label>ISBN: </label>0-534-62028-0 
<br/><br/><label>Dewey Class. No.: </label>