APA (7th ed.) Citation

Barnett, T., & Abdelkarim, A. (1991). Sudan : the Gezira scheme and agricultural transition / Tony Barnett and Abbas Abdelkarim: The Gezira scheme and agricultural transition. Cass.

Chicago Style (17th ed.) Citation

Barnett, Tony, and Abbas Abdelkarim. Sudan : The Gezira Scheme and Agricultural Transition / Tony Barnett and Abbas Abdelkarim: The Gezira Scheme and Agricultural Transition. London: Cass, 1991.

MLA (9th ed.) Citation

Barnett, Tony, and Abbas Abdelkarim. Sudan : The Gezira Scheme and Agricultural Transition / Tony Barnett and Abbas Abdelkarim: The Gezira Scheme and Agricultural Transition. Cass, 1991.

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