Qualitative and quantitative methods in evaluation research / 
edited by Thomas D Cook, Charles S Reichardt. 
 - Beverly Hills:  Sage,  1979. 
 - 160p. 
 - Sage research progress series in evaluation .
<br/><br/><label>ISBN: </label>080391301X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences, Methodology, Congresses<br/>Evaluation research, Social action programs, Congresses
<br/><br/><label>Dewey Class. No.: </label>300.723  / COO