NetĐunnatĐtĐa, J. J. (1973). The covenanters of the early Syriac-speaking church: Extracts from Covenant law and pastoral ministry according to Aphrahat, a doctoral dissertation submitted to the Faculty of Oriental Canon Law. Pontifical Institutum Orientalium Studiorum.

NetĐunnatĐtĐa, Jorjj Ji. The Covenanters of the Early Syriac-speaking Church: Extracts from Covenant Law and Pastoral Ministry According to Aphrahat, a Doctoral Dissertation Submitted to the Faculty of Oriental Canon Law. Rome: Pontifical Institutum Orientalium Studiorum, 1973.

NetĐunnatĐtĐa, Jorjj Ji. The Covenanters of the Early Syriac-speaking Church: Extracts from Covenant Law and Pastoral Ministry According to Aphrahat, a Doctoral Dissertation Submitted to the Faculty of Oriental Canon Law. Pontifical Institutum Orientalium Studiorum, 1973.