World's work, Vol.60, Part1: A history of our time 

 -  Doubleday & Co. Inc., New York  1931 
 - 71 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General encyclopedic works
<br/><br/><label>Dewey Class. No.: </label>R 030  WOR.60.1