Boruch, Robert F. <br/><br/>
Randomized experiments for planning and evaluation :  a practical guide / 
Robert F. Boruch. 
 - Thousand Oaks :  Sage Publications,  c1997. 
 - 265 p. :  ill. ;  22 cm. 
 - Applied social research methods series ;  v. 44) .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0803935102 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences Methodology. <br/>Evaluation reseach (Social action programs)
<br/><br/><label>LC Class. No.: </label>H61  / .B67 1997