Rutman, Leonard, ed. <br/><br/>
Evaluation Research Methods  a Basic Guide 

 - 2nd ed. 
 - Beverly Hills  Sage Publications  1984 
 - 239 p.; 22cm. 
 - Sage focus Editions .
<br/><br/><label>ISBN: </label>803923368 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation<br/>Evaluation Research<br/>Social Sciences Research<br/>Social Surveys