Sen, B.R. <br/><br/>
Effective methods of teaching science / 
B.R. Sen. 
 - v, 223p.: ill.; 22cm. 
<br/><br/><label>ISBN: </label>81-7169-957-x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching.<br/>Science--Teaching methods.
<br/><br/><label>Dewey Class. No.: </label>507 Se474 c2005.