Babbie, Earl. <br/><br/>
The practice of social research / 
Earl Babbie. 
 - 11th ed. 
 - Australia :  Wadsworth Cengage Learning,  2007 
 - xxiv, multiple p. :  tables, figs, ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social research
<br/><br/><label>Dewey Class. No.: </label>302.072  / BAP