LitwinsMark S <br/><br/>
How to Measure Survey Reliability and Validity / 
Mark S. Litwin . 
 - United Kindom :  Sage Publications ,  1995 . 
 - 87 p. 
<br/><br/><label>ISBN: </label>0803957041 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys
<br/><br/><label>LC Class. No.: </label>HN29  
<br/><br/><label>Dewey Class. No.: </label>300/.723