Posavac, Emil J. <br/><br/>
Program evaluation  methods and case studies 
Emil J. Posavac, Raymond G. Carey. 
 - 4th ed. 
 - Englewood Cliffs, N.J.  Prentice Hall  c1992. 
 - xix, 332 p.  ill. 
<br/><br/>Includes bibliographical references (p. 303-317) and indexes. 
<br/><br/><label>ISBN: </label>0136781292 
<br/><br/><label>LCCN: </label>92000911  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation research (Social action programs)--United States.
<br/><br/><label>LC Class. No.: </label>H62.5.U5  / P62 1992 
<br/><br/><label>Dewey Class. No.: </label>361.6/1/072