Johnson, David W <br/><br/>
Learning together and alone : cooperation, competition and individualization 

 - Englewood Cliffs, New Jersey  Longman  1987 
 - x, 214 p.  24 cm. 
<br/><br/> 002139  L 142 
<br/><br/><label>ISBN: </label>0135275814 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group work in education<br/>Interaction analysis in education
<br/><br/><label>Dewey Class. No.: </label>371.102  / L438