APA (7th ed.) Citation

Gnielinski, S. v. (1972). Liberia in maps. Africana Pub. Corp..

Chicago Style (17th ed.) Citation

Gnielinski, Stefan von. Liberia in Maps. New York, N.Y.: Africana Pub. Corp., 1972.

MLA (9th ed.) Citation

Gnielinski, Stefan von. Liberia in Maps. Africana Pub. Corp., 1972.