Ollier, C. D. (1959). The soils of the Northern Province, Uganda (excluding Karamoja district): A reconnaissance survey. Kawanda Research Station.
Cita Chicago (17th ed.)Ollier, C. D. The Soils of the Northern Province, Uganda (excluding Karamoja District): A Reconnaissance Survey. Kampala: Kawanda Research Station, 1959.
Cita MLA (8th ed.)Ollier, C. D. The Soils of the Northern Province, Uganda (excluding Karamoja District): A Reconnaissance Survey. Kawanda Research Station, 1959.
Atenció: Aquestes cites poden no estar 100% correctes.