Kirk, Jerome. <br/><br/>
Reliability and validity in qualitative research / 
Jerome Kirk, Marc L. Miller. 
 - Beverly Hills ;  London :  Sage,  1986. 
 - 87p ;  22 cm. 
 - Qualitative research methods ;  v.1 .
<br/><br/><label>ISBN: </label>0803925603 :  12.00 9780803925601