Gage, N.L. <br/><br/>
The scientific basis of the art of teaching / 
N.L. Gage. 
 - New York :  Teachers college,  c1978. 
 - 122 p. :  ill. 
<br/><br/>Includes bibliographic references. 
<br/><br/><label>ISBN: </label>0807725374 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational research.<br/>Teaching.
<br/><br/><label>LC Class. No.: </label>LB 1025  / .G29