APA (7th ed.) Citation

Collins, R. O. A., & Tignor, R. L. C. (1967). Egypt and the Sudan (1st edition.). Prentice Hall.

Chicago Style (17th ed.) Citation

Collins, Robert O Author, and Robert L Contributor Tignor. Egypt and the Sudan. 1st edition. [Place of publication not identified]: Prentice Hall, 1967.

MLA (9th ed.) Citation

Collins, Robert O Author, and Robert L Contributor Tignor. Egypt and the Sudan. 1st edition. Prentice Hall, 1967.