Catholic Encyclopedia - Claude de la Columbière, Jesuit missionary, ascetical writer, spiritual director to St. Margaret Mary Alacoque. He died in 1682. www.newadvent.org/cathen/16026b.htm
For All the Saints - Very short biography of Claude de la Columbière. users.erols.com/saintpat/ss/0215.htm#clau
Patron Saints Index - Profile of St. Claude de la Columbiere. Illustrated. www.catholic-forum.com/saints/saintc28.htm
The One Year Book of Saints - Biography of Claude de la Columbière, by Clifford Stevens. www.ewtn.com/library/MARY/COLOMB.htm
