Oppenheim A.N. <br/><br/>
Questionnaire Design, Interviewing and Attitude Measurement 

 - 2nd Ed.; 
 - NewYork  Continuum,  1992 
 - 299p.;  22cm 
<br/><br/><label>ISBN: </label>826451764 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reserch
<br/><br/><label>Dewey Class. No.: </label>001.4  / OPP