Babbie, Earl R. <br/><br/>
The practice of social research / 
Earl R. Babbie. 
 - 8. bs. 
 - Belmont, Calif. :  Wadsworth Pub. Co.,  1998. 
 - xxiv, 465 s. ;  22 cm. 
<br/><br/><label>ISBN: </label>053450468x 
<br/><br/><label>Source: </label> BAĞIŞ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sosyal bilimler--Araştırma<br/>Social sciences--Research.
<br/><br/><label>LC Class. No.: </label>H 62  / .B33 1998