Adar, K. G., & Check, N. A. (2011). Cooperative diplomacy, regional stability and national interests: The Nile River and the Riparian States. Africa Institute of South Africa.

Adar, Korwa G., and Nicasius A. Check. Cooperative Diplomacy, Regional Stability and National Interests: The Nile River and the Riparian States. Pretoria: Africa Institute of South Africa, 2011.

Adar, Korwa G., and Nicasius A. Check. Cooperative Diplomacy, Regional Stability and National Interests: The Nile River and the Riparian States. Africa Institute of South Africa, 2011.