Bernard of Clairvaux, Saint 1090(91)-1153.
Treatises /
Bernard of Clairvaux 
. - Kalamazoo : Cistercian Publication,  1980- 
. - v.  21 cm. 
 - (Cistercian fathers series  ; no. 13 )
<br/><label>  ISBN: </label>0-87907-713-1