Parten, Mildred. <br/><br/>
Surveys, polls, and samples:   practical procedures / 
Mildred Patron  
 - New York :  Harper ,  1950 
 - xii, 624p.  ill.;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveys<br/>Sampling
<br/><br/><label>Dewey Class. No.: </label>311.213  / PAR