Wolf, Richard M. <br/><br/>
Judging educational research based on experiments and surveys /    
R M. Wolf. 
 - Paris :   Unesco ,   1993. 
 - 95p. :    ill. ;    21 cm. 
 - Fundamentals of educational planning ;   no. 45. .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9280311492. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education --Research.------