Courtesy of Diakonia: Devoted to Promoting a Knowledge and Understanding of Eastern Christianity, The Theology Department, University of Scranton, Scranton, Pennsylvania 18510-4660. (Copyright Notice)
De Ecclesiae Coptae..
Apud Ludovicum Grignanum - Kircher, Athanasius
Coptic Orthodox Liturgical Chant and Hymnody - Performing Arts Encyclopedia - Coptic Transcription Gallery - Rare Book and Special Collections Division