Kerrod, Robin <br/><br/>
Batuan dan mineral / 
Robin Kerrod 
 - Jakarta :  Grolier,  1979 
 - 44 p. :  ill. ;  29 cm. 
 - Pustaka pengetahuan modern .
<br/><br/> Judul asal: Rocks and minerals 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Juvenile literature<br/>Mineralogy--Juvenile literature<br/>Rocks<br/>Mineralogy<br/>Geology