APA (7th ed.) Citation

(1971). Bürgermeister Carl Petersen: 1868 - 1933. Christians.

Chicago Style (17th ed.) Citation

Bürgermeister Carl Petersen: 1868 - 1933. Hamburg: Christians, 1971.

MLA (8th ed.) Citation

Bürgermeister Carl Petersen: 1868 - 1933. Christians, 1971.

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