Work Cited
www.warhistoryonline.com
encyclopedia2.freedictionary.com/uboats
http://www.ushmm.org/wlc/en/article.php?ModuleId=10005425
http://www.firstworldwar.com/battles/somme.htm
http://www.historylearningsite.co.uk/battle_of_verdun.htm
facts.randomhistory.com
encyclopedia2.freedictionary.com/uboats
http://www.ushmm.org/wlc/en/article.php?ModuleId=10005425
http://www.firstworldwar.com/battles/somme.htm
http://www.historylearningsite.co.uk/battle_of_verdun.htm
facts.randomhistory.com