Martorella, Peter H. <br/><br/>
CONCEPT LEARNING / 
Peter H. Martorella. 
 - U S A  International Textbook Company,  1972. 
 - 286 p, ; :  ill,  21 cm. 
<br/><br/>Include Indexes 
<br/><br/><label>ISBN: </label>0700223894 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Educational Research
<br/><br/><label>Dewey Class. No.: </label>370.72  / MAC 1972