OPPENHEIM, A.N. <br/><br/>
Questionnaire design and attitude measurement 

 -  London : Heinmann  1966 
 - 298 p. 
<br/><br/><label>ISBN: </label>043582676X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statiatics : Statistical data handling :questionnaires samp
<br/><br/><label>Dewey Class. No.: </label>519.253  / O66