Babbie, Earl R, <br/><br/>
THE BASICS OF SOCIAL RESEARCH / 
Earl Babbie 
 - Fourth Edition  
 - xxiv, 550 pages :  illustrations ;  24 cm. 
<br/><br/> Includes bibliographical references (page 525-534) and index 
<br/><br/><label>ISBN: </label>9780495102335 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research <br/>Social sciences--Methodology