Cowie Helen Ed. <br/><br/>
Social interaction in learning and instruction: The meaning of discourse for the construction of knowledge 

 - Oxford, UK  Elsevier Science   2000 
 - x,246p. 
 - Advances in learning and instruction series .
<br/><br/><br/>Photocopy and gifted by Prof. Bharaty Baveja 
<br/><br/><label>Source: </label>TextBook