APA (7th ed.) Citation

Luther, M. (1521). An den Bock zu Leyptzyck. [Knobloch].

Chicago Style (17th ed.) Citation

Luther, Martin. An Den Bock Zu Leyptzyck. [Straßburg]: [Knobloch], 1521.

MLA (9th ed.) Citation

Luther, Martin. An Den Bock Zu Leyptzyck. [Knobloch], 1521.

Warning: These citations may not always be 100% accurate.