Encyclopaedia of modern educational research 
edited by S. R. Sharma 
 - New Delhi  Anmol Publications  1994. 
 - 10v.  ill.  21cm. 
<br/><br/><label>ISBN: </label>8170418372 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational research--Encyclopaedia.