Litwin, Mark S. <br/><br/>
How to measure survey reliability and validity / 
Mark S. Litwin. 
 - Thousand Oaks ;  London :  Sage,  1995. 
 - 85p :  ill. ;  23 cm. 
 - The survey kit ;  7 .
<br/><br/>Includes bibliographical references (p63-65). 
<br/><br/><label>ISBN: </label>0803957041  £9.95 
<br/><br/><label>Nat. Bib. No.: </label>GB95S0389  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys.
<br/><br/><label>Dewey Class. No.: </label>300.723