Die Gnosis. Koptische und mandäische Quellen (Bd. 2)

Andresen, Carl
1971

The Gnostic Scriptures. A New Translation with Annotations and Introductions

Layton, Bentley
1987

Pre-Christian Gnosticism

A Survey of the Proposed Evidences. Second Edition

Yamauchi, Edwin M.
1983

The Gospel of Truth. A Valentinian Meditation on the Gospel. Translation from the Coptic and Commentary

Grobel, Kendrick
1960

Nag Hammadi, Gnosticism & Early Christianity

Fourteen leading scholars discuss the current issues in gnostic studies

1986