Evaluation and experiment :  some critical issues in assessing social programs / 
edited by Carl A. Bennett and Arthur A. Lumsdaine 
 - New York :  Academic Press,  1975 
 - xvi, 553 p. :  ill. ;  24 cm 
 - Quantative studies in social relations .
<br/><br/> 'Outgrowth of a symposium held at the Battelle Seattle Research Center in July, 1973.' 
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0120888505 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation research (Social action programs)--United States--Congresses