Luther, M., & Clemen, O. (1962). Luthers Werke in Auswahl. De Gruyter.
Chicago Style (17th ed.) CitationLuther, Martin, and Otto Clemen. Luthers Werke in Auswahl. Berlin: De Gruyter, 1962.
MLA (8th ed.) CitationLuther, Martin, and Otto Clemen. Luthers Werke in Auswahl. De Gruyter, 1962.
Warning: These citations may not always be 100% accurate.