Rutman, Leonard <br/><br/>
Evaluation research methods: A basic guide 

 - New Delhi  Sage Publications  1984 
 - 239p. 
<br/><br/><label>ISBN: </label> USD 17.95 
<br/><br/><label>Source: </label> USD 17.95 
<br/><br/><label>Dewey Class. No.: </label>361.61072 EVA