APA (7th ed.) Citation

Beckwith, C., Fisher, A., & Hancock, G. (1990). African ark : people and ancient cultures of Ethiopia and the Horn of Africa / Carol Beckwith, Angela Fisher ; text by Graham Hancock: People and ancient cultures of Ethiopia and the Horn of Africa. Abrams.

Chicago Style (17th ed.) Citation

Beckwith, Carol, Angela Fisher, and Graham Hancock. African Ark : People and Ancient Cultures of Ethiopia and the Horn of Africa / Carol Beckwith, Angela Fisher ; Text by Graham Hancock: People and Ancient Cultures of Ethiopia and the Horn of Africa. New York: Abrams, 1990.

MLA (9th ed.) Citation

Beckwith, Carol, et al. African Ark : People and Ancient Cultures of Ethiopia and the Horn of Africa / Carol Beckwith, Angela Fisher ; Text by Graham Hancock: People and Ancient Cultures of Ethiopia and the Horn of Africa. Abrams, 1990.

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