Dasgupta, Mary Ann <br/><br/>
Low-cost, no-cost teaching aids/ 
Mary Ann Dasgupta 
 - New Delhi:  National Book Trust,  1997. 
 - 145 p. ;  24 cm. 
 - (Creative Learning Series) .
<br/><br/><label>ISBN: </label>8123720548 978-81-237-2054-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Aid
<br/><br/><label>Dewey Class. No.: </label>371.33  / DAS/L