APA (7th ed.) Citation

Ruppel, A. (1957). Gutenberg. Baumann.

Chicago Style (17th ed.) Citation

Ruppel, Aloys. Gutenberg. Bayreuth: Baumann, 1957.

MLA (9th ed.) Citation

Ruppel, Aloys. Gutenberg. Baumann, 1957.

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