Groves, Robert M. <br/><br/>
Survey Methodology 
Robert M. Groves 
 - 2nd ed. 
 - New York  John Wiley & Sons  2009 
 - xxi, 461p. 
<br/><br/><label>ISBN: </label>9780470465462 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys -- Methodology<br/>Surveys -- Methodology.
<br/><br/><label>Dewey Class. No.: </label>001.433 GRO