Galton, M. J. (Maurice J.) <br/><br/>
Group work in the primary classroom / 
Maurice Galton and John Williamson 
 - London :  Routledge,  1992 
 - xi, 205 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. 194-202) and index. 
<br/><br/><label>ISBN: </label>0415036305 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group work in education<br/>Education, Elementary--United Kingdom<br/>Education, Elementary--United States