Oosterom, A. P. (1988). The geomorphology of southeast Kenya.
Lua i Stíl Chicago (17ú heag.)Oosterom, A. P. The Geomorphology of Southeast Kenya. 1988.
Lua MLA (8ú heag.)Oosterom, A. P. The Geomorphology of Southeast Kenya. 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.