William of Newburgh's Explanatio sacri epithalamii in matrem sponsi : a commentary on the Canticle of canticles (12th-C.) / John C. Gorman. - William of Newburgh, 1136-1198?. (OLS)http://pul/name/20680; Gorman, John Chandler, 1925-1966. (OLS)http://pul/name/20681 (The University press, 1960)
Includes index.
Bibliography: p. [ix]-x.

I vangeli gnostici : vangeli di Tomaso, Maria, Verità, Filippo / a cura di Luigi Moraldi . - Moraldi, Luigi, I.M.C. (OLS)http://pul/name/13567 (Fabbri, 1997)