Esbensen, Thorwald. <br/><br/>
Working with individualized instruction  the Duluth experience. 
With a foreword by Robert F. Mager. 
 - Palo Alto, Calif.  Fearon Publishers  [1968] 
 - ix, 122 p.  illus.  22 cm. 
<br/><br/> 920504 
<br/><br/>Bibliography: p. 122. 
<br/><br/><label>LCCN: </label>68026732 //r852 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Individualized instruction<br/>Public schools--Minnesota--Duluth.
<br/><br/><label>LC Class. No.: </label>LB1031  / .E8 
<br/><br/><label>Dewey Class. No.: </label>371.39/4/09776771