References
- Helander E, Mendis P, Nelson G. Training the disabled in the community. WHO, Geneva 1980, version 2.
- Finnstam J, Grimby G, Nelson G, Rashid S. Evaluation of community-based rehabilitation in Punjab, Pakistan. I: Use of the WHO manual, ‘Training disabled people in the community'. Int Disabil Studies 1988; 10: 54–58
- International Statistical Classification of Diseases, Injuries, and Causes of Death. WHO, Geneva 1977, (ICD), 9th revision
- International Classification of Impairments, Disabilities and Handicaps. a manual of classification relating to the consequences of disease (ICIDH). WHO, Geneva 1980