Epstein, Irwin <br/><br/>
Research techniques for program planning, monitoring and evaluation 
by Irwin Epstein and Tony Tripodi 
 - New York  Columbia University Press  1977 
 - 178p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service - Research
<br/><br/><label>Dewey Class. No.: </label>Q1084 Ep85