Opera.
APA Citation
Bernard, o. Clairvaux., Leclercq, J. (1957). Opera. Rome: Editiones Cistercienses.
MLA Citation
Bernard, of Clairvaux, Saint, 1090 or 1091-1153, and Jean Leclercq. Opera. Rome: Editiones Cistercienses, 1957.
Warning: These citations may not always be complete (especially for serials).