Medina, Phil <br/><br/>
Home work helpers earth science 

 -  CBS Publishers  New Delhi  2005 
 - 350p.   
 - CBS home work helpers series .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>812391251X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy<br/>Earth science<br/>Earthquakes<br/>Minerals and rocks<br/>Volcanoes