APA (7th ed.) Citation

Horn, F., & Billroth, T. (1876). Offener Brief an Herrn Hofrath Dr. Theodor Billroth. Hölder.

Chicago Style (17th ed.) Citation

Horn, Ferdinand, and Theodor Billroth. Offener Brief an Herrn Hofrath Dr. Theodor Billroth. Wien: Hölder, 1876.

MLA (8th ed.) Citation

Horn, Ferdinand, and Theodor Billroth. Offener Brief an Herrn Hofrath Dr. Theodor Billroth. Hölder, 1876.

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