Van Dalen, Deobold B. <br/><br/>
Understanding educational research  an introduction 
Deobold B.Van Dalen. With two chapters by William J. Meyer. 
 - New York  McGraw-Hill  [1962] 
 - xi, 432 p.  illus. 
 - McGraw-Hill series in education: psychology and human development in education .
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.