First science encyclopedia 

 - New York:  DK Pub.,  2017 
 - 127 p. : col. ill., col. maps;  28 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-4654-4344-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedia, Juvenile
<br/><br/><label>Dewey Class. No.: </label>R 500 F5191 2017