Babbie, Earl R. <br/><br/>
The practice of social research / 
Earl Babbie. 
 - 9th ed. 
 - Belmont, Calif. :  Wadsworth,  2001. 
 - 1 v. ( various pagings ) :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>0534574742  RM293.26 
<br/><br/><label>LCCN: </label>00-034971 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.<br/>Social sciences--Methodology.