Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Adar, K. G., & Check, N. A. (2011). The Nile River and the riparian states. Africa Institute of South Africa.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, Korwa G. Adar, και Nicasius A. Check. The Nile River and the Riparian States. Pretoria, South Africa: Africa Institute of South Africa, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. The Nile River and the Riparian States. Africa Institute of South Africa, 2011.