Cassian, John.
John Cassian, The conferences /
translated and annotated by Boniface Ramsay, O.P. 
. - New York ; Mahwah : Paulist Press,  1997 
. - xv, 886  p.  22 cm. 
 - (Ancient Christian writers ; no. 57 )
 - Ancient Christian writers : the works of the Fathers in translation, v. 57 .
<br/><label>  ISBN: </label>0-8091-0484-9