Liber ad pastorem

Joannes Climacus, Liber ad pastorem, in: Patrologiae Cursus Completus, Series Graeca‎ 88, edited by Migne‎, J. P., Paris‎, 1857-1866: cols. 1165–1209.
‎♦ Monk and head of the monastery on Mount Sinai; ca. 579–649; A guide for heads of monasteries, written in response to the Regula pastoralis of Pope Gregory I, which was translated into Greek ca. 600.