APA (7th ed.) Citation
Athanasius, S., & Opitz, H. (1938). Athanasius Werke. Walter de Gruyter & Co..
Chicago Style (17th ed.) Citation
Athanasius, Saint, and Hans-Georg Opitz. Athanasius Werke. Berlin: Walter de Gruyter & Co., 1938.
MLA (9th ed.) Citation
Athanasius, Saint, and Hans-Georg Opitz. Athanasius Werke. Walter de Gruyter & Co., 1938.
Warning: These citations may not always be 100% accurate.