Babbie, Earl R. <br/><br/>
The Practice of social research/ 
Earl R. Babbie. 
 - Belmont, Cal.:  Wadsworth,  1979. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0534006302 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science -- Research--Social science -- Research<br/>Social sciences -- Methodology--Social sciences -- Methodology
<br/><br/><label>LC Class. No.: </label>H62  / Bab 1979