Catholic Encyclopedia - St. Margaret of Hungary, princess who became a Dominican at the age of 4. She died in 1270 or 1271, and was canonized in 1943. www.newadvent.org/cathen/09654a.htm
Catholic Online - Very short biography of St. Margaret of Hungary. saints.catholic.org/saints/margaretofhungary.html
For All the Saints - Pious hagiography of St. Margaret of Hungary, who was raised by Dominicans. users.erols.com/saintpat/ss/0126.htm#marg
