Almanac 2020. 

 - Washington, D.C :  National Geographic,   2019. 
 - 351 p. 
 - (National Geographic Kids) .
<br/><br/><label>ISBN: </label>978-1-4263-3281-4 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>REF 031.02 Al62 2019