APA (7th ed.) Citation

Oertel, F. (1968). Ulrich Wilcken: 1862 - 1944.

Chicago Style (17th ed.) Citation

Oertel, Friedrich. Ulrich Wilcken: 1862 - 1944. 1968.

MLA (9th ed.) Citation

Oertel, Friedrich. Ulrich Wilcken: 1862 - 1944. 1968.

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