Kalra, R.M. <br/><br/>
Teaching of science :  a modern approach / 
R.M. Kalra, Vandana Gupta 
 - New Delhi :  PHI Learning,  2012 
 - x, 206 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788120345447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching