Dillman, Don A,  1941. <br/><br/>
Mail and telephone surveys :  the total design method / 
Don A. Dillman. 
 - New York :  Wiley,  1978. 
 - xvi, 325 p. :  ill. ;  24 cm. 
<br/><br/> 'A Wiley-Interscience publication.' 
<br/><br/>Includes indexes and bibliography : p. 299-318. 
<br/><br/><label>ISBN: </label>0471215554 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys.<br/>Questionnaires.