Educational Development and Technology 
Thakur, K. R. 
 - Darya Ganj, New Delhi:  Saurabh Pub. House.,  c2010. 
 - 258 p.  ; (pbk) ;  22 cm. 
<br/><br/><label>ISBN: </label>9788189005610 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology.--c2010.--New Delhi--newsprint.