Barr, A. S.  1892- <br/><br/>
Educational research and appraisal 
[by] Arvil S. Barr, Robert A. Davis [and] Palmer O. Johnson. 
 - Philadelphia,  Lippincott  [1953] 
 - 362 p.  illus.  24 cm. 
 - Lippincott series in education. .
<br/><br/><label>LCCN: </label>53000534  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.
<br/><br/><label>LC Class. No.: </label>LB1028  / .B35 
<br/><br/><label>Dewey Class. No.: </label>370.78