Victor Edward <br/><br/>
Science for the elementary school 

 - 6 
 - New York, USA  Macmillan and Company Ltd.  1989 
 - 768p. 
<br/><br/><br/>Gifted by H.O.D. Namita Ranganathan in memory of Prof. Arvind Gaysu 
<br/><br/><label>Source: </label>TextBook