Gregor von Nazianz Briefe / Herausgegeben von Paul Gallay. - Gregorius Nazianzenus, s., patr. di Costantinopoli, m. c. 389. (OLS)http://pul/name/84; Gallay, Paul, 1906-2001. (OLS)http://pul/name/967 (Akademie-Verlag, 1969)
Includes index.
Introduction and commentary in Geramn, text in Greek.