John of Karpathos, Saint 7th cent.?.
A supplement to the Philokalia: the second century of Saint John of Karpathos /
[edited] by David Balfour ; in collaboration with Mary Cunningham 
. - 1st critical edition 
. - Brookline : Hellenic College Press,  1994 
. - 150 p.  22 cm. 
 - Archbishop Iakovos library of ecclesiastical and historical sources  no. 16 .
<br/><label>  ISBN: </label>0-917653-34-3