APA (7th ed.) Citation

Haeckel, W. (1931). Alt-Jena: Jugend-Erinnerungen. Raßmann.

Chicago Style (17th ed.) Citation

Haeckel, Walter. Alt-Jena: Jugend-Erinnerungen. Jena: Raßmann, 1931.

MLA (9th ed.) Citation

Haeckel, Walter. Alt-Jena: Jugend-Erinnerungen. Raßmann, 1931.

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