APA (7th ed.) Citation

Collins, R. O., & Tignor, R. L. (1967). Egypt & the Sudan. Prentice-Hall.

Chicago Style (17th ed.) Citation

Collins, Robert O., and Robert L. Tignor. Egypt & the Sudan. Englewood Cliffs, N.J.: Prentice-Hall, 1967.

MLA (9th ed.) Citation

Collins, Robert O., and Robert L. Tignor. Egypt & the Sudan. Prentice-Hall, 1967.