Physical sciences : standard IX 
State Council of Educational Research and Training, Government of Kerala 
 - Thiruvananthapuram  State Council of Educational Research and Training (SCERT)  2009 
 - 88 p. ; ill. ; 30 cm 
<br/><br/> School text book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical sciences
<br/><br/><label>Dewey Class. No.: </label>500.2 STA