Schuman Howard <br/><br/>
Questions and answers in attitude surveys   Experiments on question forms,wording and Context    

 - London  Sage Publication           1996 
 - xiv,372p  cm. 
<br/><br/> Bibliography : P 351-362; Appendix : P 317-350 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Yb4, N6