APA (7th ed.) Citation

Haardt, G., Audouin-Dubreuil, L., & Citroën, A. (1927). The black journey: Across Central Africa with the Citroën Expedition. Cosmopolitan Book Corporation.

Chicago Style (17th ed.) Citation

Haardt, Georges-Marie, Louis Audouin-Dubreuil, and André Citroën. The Black Journey: Across Central Africa with the Citroën Expedition. New York: Cosmopolitan Book Corporation, 1927.

MLA (8th ed.) Citation

Haardt, Georges-Marie, et al. The Black Journey: Across Central Africa with the Citroën Expedition. Cosmopolitan Book Corporation, 1927.