APA (7th ed.) Citation

(1929). Torkret-Gesellschaft mbH, Berlin (Sonderdr.). Eckstein.

Chicago Style (17th ed.) Citation

Torkret-Gesellschaft MbH, Berlin. Sonderdr. Berlin: Eckstein, 1929.

MLA (9th ed.) Citation

Torkret-Gesellschaft MbH, Berlin. Sonderdr. Eckstein, 1929.

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