APA (7th ed.) Citation

Barbour, K. M. (1961). The republic of the Sudan : a regional geography / by K.M. Barbour: A regional geography. University of London Press.

Chicago Style (17th ed.) Citation

Barbour, K. M. The Republic of the Sudan : A Regional Geography / by K.M. Barbour: A Regional Geography. University of London Press, 1961.

MLA (9th ed.) Citation

Barbour, K. M. The Republic of the Sudan : A Regional Geography / by K.M. Barbour: A Regional Geography. University of London Press, 1961.

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