Young people's science encyclopedia/ 
edited by National College of Education 
 - Singapore :  Children Press,  1964 
 - 1v. (various pagings) ;  25 cm. 
<br/><br/> Library has vol. 4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias, Juvenile
<br/><br/><label>Dewey Class. No.: </label>503