Groves, Robert M <br/><br/>
Survey errors and survey costs 

 - New York  John Wiley and Sons,inc.  1989 
 - xxiv, 590 p.; 23cm. 
 - Wiley series in probability and mathematical statistics .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - research surveys<br/>Social survey research<br/>Social surveys