Constructionism :  research reports and essays, 1985-1990 / 
by the Epistemology & Learning Research Group, the Media Laboratory, Massachusetts Institute of Technology ; edited by Idit Harel and Seymour Papert. 
 - Norwood, N.J. :  Ablex Pub. Corp.,  c1991. 
 - xi, 518 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0893917850 (cl) 0893917869 (pp) 
<br/><br/><label>LCCN: </label>91009389 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognition.<br/>Human information processing.
<br/><br/><label>LC Class. No.: </label>BF311  / .C657 1991 
<br/><br/><label>Dewey Class. No.: </label>153