Heck, Arch Oliver,  1887-1976. <br/><br/>
The education of exceptional children :  its challenge to teachers, parents, and laymen / 
by Arch O. Heck. 
 - 2nd ed. 
 - New York;  London :  McGraw-Hill Book Company, inc.,  1953. 
 - xiv, 513 p. :  illus.;  24 cm. 
 - McGraw-Hill series in education .
 - McGraw-Hill series in education. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education.<br/>Ability.
<br/><br/><label>Dewey Class. No.: </label>371.92  / HEE 1953