1. Bontkes, T.S., 1991. On Dinka, Cattle and Grain: An Interdisciplinary Simulation Study of a Rural Area in Southern Sudan. Wageningen Agricultural University Press, Wageningen, the Netherlands, 102 pp.
2. Catley, A., 1999. Methods on the Move: A Review of Veterinary Uses of Participatory Approaches and Methods Focussing on Experiences in Dryland Africa. International Institute for Environment and Development, London, 100 pp.
3. The use of participatory appraisal by veterinarians in Africa;Catley;Rev. Sci. Tech. Off. Int. Epiz.,2000
4. Catley, A.P., Ahmed Aden, 1996. Use of participatory rural appraisal (PRA) tools for investigating tick ecology and tick-borne disease in Somaliland. Trop. Anim. Hlth. Prod. 28, 91–98.
5. Participatory diagnosis of a chronic wasting disease in cattle in southern Sudan;Catley;Prev. Vet. Med.,2001