ⲡⲣⲁⲛϣ is the House of Life, the ancient Per ankh. It is an archive of important transcribed books and documents.

1. Metzger, Bruce M. Lists of Words Occuring (sic) Frequently in the Coptic New Testament (Leiden: EJ Brill, 1961)
2. Isshak, Nabil S. A Course of Lessons in the Coptic Language (Revised)
3. Moawad, Dawoud Lessons to Simplify Coptic Grammar (Cairo: John the Beloved Publishing House, 1993) - in production