APA Citation

(1941). Gea-Weltkarte (1: 50 000 000.). Berlin: Gea-Verl. Albers.

Chicago Style Citation

Gea-Weltkarte. 1: 50 000 000. Berlin: Gea-Verl. Albers, 1941.

MLA Citation

Gea-Weltkarte. 1: 50 000 000. Berlin: Gea-Verl. Albers, 1941.

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