Maynard, Christopher <br/><br/>
Planet bumi / 
Christopher Maynard. 
 - Jakarta :  Grolier ,  1979. 
 - 48 p. :  ill. ;  29 cm. 
 - Pustaka pengetahuan modern .
<br/><br/> Judul asal: Planet earth 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences--Juvenile literature<br/>Earth sciences