Mathur, Lalit Mohan. <br/><br/>
Progressive teaching-learning from new study display techniques... / 
Lalit Mohan Mathur. 
 - New Delhi :  Indian National Teaching Aids,  1977. 
 - 224 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching--Aids and devices.