Gray, J. A. <br/><br/>
Elements of a two-process theory of learning 
J. A. Gray  
 - London:  Academic Press,  1975. 
 -  423p. 
<br/><br/> HB 
<br/><br/>Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Dewey Class. No.: </label>153.15  / GRE