Encyclopedia Britannica, Inc <br/><br/>
Encyclopedia Britannica History Series Technology and the Modern World 

 -  2010 
<br/><br/> Britannica ; Encyclopedia ; History ; Modern ; Series ; Technology ; World 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General encyclopedic works(030)
<br/><br/><label>Dewey Class. No.: </label>30