Thomas, George Isaiah. <br/><br/>
Individualizing instruction in the elementary school / 
[By] George I. Thomas and Joseph Crescimbeni. 
 - New York :  Random House,  [1967]. 
 - xiv, 428 p. :  ill. ;  24 cm. 
<br/><br/>Bibliogr.: p. [409]-416. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Individualized instruction<br/>Education, Elementary--Curricula