APA (7th ed.) Citation

Luther, M. (1530). Von den Schlüsseln.|| Mart.Luther.|| Wittemberg.||. Petreius, Johann.

Chicago Style (17th ed.) Citation

Luther, Martin. Von Den Schlüsseln.|| Mart.Luther.|| Wittemberg.||. Nürnberg: Petreius, Johann, 1530.

MLA (9th ed.) Citation

Luther, Martin. Von Den Schlüsseln.|| Mart.Luther.|| Wittemberg.||. Petreius, Johann, 1530.

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