Learning sites :  social and technological, resources for learning / 
edited by Joan Bliss, Roger Säljö and Paul Light. 
 - Amsterdam :  Pergamon,  1999. 
 - xiv, 312 p. 
 - Advances in learning and instruction series .
<br/><br/><label>ISBN: </label>0080433502 
<br/><br/><label>Encabezamiento--Tema: </label><br/>Aprendizaje<br/>Tecnología educativa<br/>COGNICION ---ASPECTOS SOCIALES