The bibliography is still considered an essential tool today for researchers in Coptic History .
Husselman collaborated with Winnifred Kammerer on the Coptic Bibliography ( 1950 ) , an annotated bibliography on the subject of Coptic History .
The bibliography is still considered an essential tool today for researchers in Coptic History .
Husselman collaborated with Winnifred Kammerer on the Coptic Bibliography ( 1950 ) , an annotated bibliography on the subject of Coptic History .