Parten, Mildred <br/><br/>
Surveys polls and samples / 
by Mildred Parten 
 - New York :  Harpar and Brothers Pub.,  1950 
 - xii, 624 p. ;  21 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys<br/>Public opinion polls<br/>Statistics