Foeler,  Floyd J. <br/><br/>
Survey research methods 

 - London :  Sage,  1984. 
 - 159p. :  ill. ; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0809332944 
<br/><br/><label>LC Class. No.: </label>HN29  / .F68 1984