Encyclopaedia of techniques of teaching 
edited by M.Narang and V.Arora 
 - New Delhi  Anmol Publication  c1996 
 - 2v.:tables.;  26cm. 
<br/><br/><label>ISBN: </label>8174883258 
<br/><br/><label>Dewey Class. No.: </label>371.302803  / ENC