Zacharias of Sakhā active 8th century.
The holy workshop of virtue: the life of John the Little : translated from Bohairic Coptic, Sahidic Coptic, and Syriac with newly edited Coptic texts /
Zacharias of Sakhā ; edited by Maged S.A. Mikhail and Tim Vivian ; translated by Rowan A. Greer, Maged S.A. Mikhail, Tim Vivian ; introduction by Tim Vivian, Maged S.A. Mikhail 
. - Collegeville : Liturgical Press,  2010 
. - xii, 337 p.  tab.  21 cm. 
 - (Cistercian Studies  ; no. 234 )
<br/>К.: Бібліогр. : c. 300-306, Index 
<br/><label>  ISBN: </label>978-0-87907-234-6 
<br/><br/><label>Subjects--Personal Names: </label><br/>John the Little  saint  approximately 339-409