APA (7th ed.) Citation

Ullendorff, E. (1960). The Ethiopians: An introduction to country and people. Oxford University Press.

Chicago Style (17th ed.) Citation

Ullendorff, Edward. The Ethiopians: An Introduction to Country and People. London ; New York: Oxford University Press, 1960.

MLA (9th ed.) Citation

Ullendorff, Edward. The Ethiopians: An Introduction to Country and People. Oxford University Press, 1960.