McAshan, Hildreth Hoke <br/><br/>
Elements of educational research 

 - New York  Mcgraw-Hill  1963 
 - xiv,208p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Educational Research
<br/><br/><label>Dewey Class. No.: </label>370.1  / McA