Cook, Thomas D. <br/><br/>
Qualitative and quantitative methods in evaluation research 

 - London :  SAGE Publications, Inc. ,  1979. 
 - 160p. :  ill. ;  22cm. 
 - Sage Research Progress Series in Evaluation 	 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0-8039-1300-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences<br/>Methodology <br/>Evaluation research (Social action programs)
<br/><br/><label>LC Class. No.: </label>H62.A1034 Vol.1