APA (7th ed.) Citation

De Villiers, M., & Hirtle, S. (1998). Into Africa: A journey through the ancient empires. Phoenix.

Chicago Style (17th ed.) Citation

De Villiers, Marq, and Sheila Hirtle. Into Africa: A Journey Through the Ancient Empires. London: Phoenix, 1998.

MLA (9th ed.) Citation

De Villiers, Marq, and Sheila Hirtle. Into Africa: A Journey Through the Ancient Empires. Phoenix, 1998.