Babbie, Earl <br/><br/>
The practice of social research 

 - 4th ed. 
 - California  Wadsworth  1986 
 - xxii,577 p.  ill 
<br/><br/><label>ISBN: </label>053405658X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social research<br/>Social science
<br/><br/><label>Dewey Class. No.: </label>001.4  / B11