Piaget, Jean,  1896-1980. <br/><br/>
The psychology of intelligence / 
Translated from the French by Malcolm Piercy and D. E. Berlyne 
 - London :  Routledge & Paul,  1950 [Reprinted 1951] 
 - viii, 182 p. ;  23 cm. 
<br/><br/>Bibliography: p. 174-176. and Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intellect.
<br/><br/><label>Dewey Class. No.: </label>153.9  / PIP 1951