Johnson, David W.,  1940- <br/><br/>
Learning together and alone :  cooperative, competitive and individualistic learning / 
David W. Johnson, Roger T. Johnson. 
 - 4th ed. 
 - Boston, MA :  Allyn And Bacon,  1994. 
 - xii, 292 p.:  23 cm 
<br/><br/><label>ISBN: </label>0205155758 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group work in education<br/>Individualized instruction<br/>Interaction analysis in education<br/>Lesson planning
<br/><br/><label>Dewey Class. No.: </label>371.102