1. Disability definitions, models, classification schemes and applications;Altman,2001
2. Disability: challenges versus responses;Bacquer,1997
3. CSO (Central Statistical Office of Zambia) (1990) Census of Population, Housing and Agriculture, available online at: http://international.ipums.org/international/world_census_forms/zambia_1990.pdf (accessed: January 2007).
4. CSO (Central Statistical Office of Zambia), (2000) Census of Population and Housing. Available online at: http://www.zamstats.gov.zm/dload/cen.asp see Chapter 9: Disability; and http://unstats.un.org/unsd/demographic/sources/census/quest/ZMB/Eng2000_ind.pdf (accessed: January 2007).
5. Reflections on disability data and statistics in developing countries;Eide,2006