https://en.wikipedia.org/wiki/Adolf_Hitler
http://www.ushmm.org/wlc/en/article.php?ModuleId=10007430
http://biography.yourdictionary.com/articles/adolf-hitlers-childhood.html
http://www.historyplace.com/worldwar2/riseofhitler/art.htm
http://www.haventoday.org/all-about-jesus-blog/10-littleknown-facts-about-holocaust-158.html#.VqGqHH0rLnB
http://www.history.co.uk/shows/the-world-wars/articles/10-things-you-didnt-know-about-hitler
http://www.ushmm.org/wlc/en/article.php?ModuleId=10007430
http://biography.yourdictionary.com/articles/adolf-hitlers-childhood.html
http://www.historyplace.com/worldwar2/riseofhitler/art.htm
http://www.haventoday.org/all-about-jesus-blog/10-littleknown-facts-about-holocaust-158.html#.VqGqHH0rLnB
http://www.history.co.uk/shows/the-world-wars/articles/10-things-you-didnt-know-about-hitler