Vaus De David  

 - _Research Design in Social Research / David De Vaus  
<br/><br/> Includes index  
<br/><br/><label>ISBN: </label>9.7807619535e+012 
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Research Design in Social Research 
<br/><br/><label>LC Class. No.: </label>H 61 .D3375 2010