APA

International Colloquium on Gnosticism, Widengren G., Hellholm D., Kungliga Vitterhets Historie och Antikvitets Akademien & International Colloquium on Gnosticism.Proceedings of the International colloquium on gnosticism, Stockholm, August 20-25, 1973. Stockholm: Almqvist & Wiksell international.

Chicago

International Colloquium on Gnosticism, Widengren Geo, Hellholm David, Kungliga Vitterhets Historie och Antikvitets Akademien and International Colloquium on Gnosticism.Proceedings of the International colloquium on gnosticism, Stockholm, August 20-25, 1973. Stockholm: Almqvist & Wiksell international.

Harvard

International Colloquium on Gnosticism, Widengren G., Hellholm D., Kungliga Vitterhets Historie och Antikvitets Akademien and International Colloquium on Gnosticism.Proceedings of the International colloquium on gnosticism, Stockholm, August 20-25, 1973. Stockholm: Almqvist & Wiksell international.

MLA

International Colloquium on Gnosticism, Widengren Geo, Hellholm David, Kungliga Vitterhets Historie och Antikvitets Akademien and International Colloquium on Gnosticism.Stockholm: Almqvist & Wiksell international. .