Leont'ev A.N. <br/><br/>
Activity, Consciousness, and Personality 
/by A.N. Leont'ev 
 - New Jesey:  Prentice-Hall, Inc.;  1978. 
 - v,186p. 
<br/><br/><label>ISBN: </label>0-13-003533-0 
<br/><br/><label>Dewey Class. No.: </label>150.19  / LEO/A