Babbie, Earl R. <br/><br/>
The practice of social research / 
Earl Babbie. 
 - 7th ed. 
 - Belmont :  Wadsworth Pub. Co.,  c1995. 
 - 1 v. (various pagings) :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0534187447 
<br/><br/><label>LCCN: </label>94025048  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.<br/>Social sciences--Methodology.
<br/><br/><label>LC Class. No.: </label>H62  / .B2 1995 
<br/><br/><label>Dewey Class. No.: </label>300/.72