Mohr, Lawrence B. <br/><br/>
Impact analysis for program evaluation 

 - 2nd ed. 
 - Thousand Oaks, Calif. :  Sage,  1995 
 - 311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>POLICY SCIENCES<br/>EVALUATION RESEARCH (SOCIAL ACTION PROGRAMS)
<br/><br/><label>LC Class. No.: </label>H97  / M637I 1995