Willis, Gordon B. <br/><br/>
Cognitive interviewing :  a tool for improving questionnaire design / 
Gordon B. Willis 
 - Thousand Oaks, Calif. :  SAGE Publications,  2005 
 - xii, 335 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 299-319) and index 
<br/><br/><label>ISBN: </label>0761928030 (hbk.) 0761928049 (pbk.)  RM182.52 
<br/><br/><label>LCCN: </label>2004-013649 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interviewing<br/>Cognition<br/>Questionnaires--Methodology<br/>Social surveys--Methodology<br/>Social sciences--Research--Methodology<br/>Psychology--Research--Methodology