APA (7th ed.) Citation

Gothan, W. (1950). Über den fossilen Kautschuk. Akad.-Verl.

Chicago Style (17th ed.) Citation

Gothan, Walther. Über Den Fossilen Kautschuk. Berlin: Akad.-Verl, 1950.

MLA (9th ed.) Citation

Gothan, Walther. Über Den Fossilen Kautschuk. Akad.-Verl, 1950.

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