APA (7th ed.) Citation

Steffens, H. (1819). Ueber Kotzebue's Ermordung. [s.n.].

Chicago Style (17th ed.) Citation

Steffens, Henrich. Ueber Kotzebue's Ermordung. Breslau: [s.n.], 1819.

MLA (9th ed.) Citation

Steffens, Henrich. Ueber Kotzebue's Ermordung. [s.n.], 1819.

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