- Publication venue
- 'SAGE Publications'
- Publication date
- Field of study
- Publication venue
- Washington, D.C. : President's Committee on Mental Retardation, U.S. Dept. of Health and Human Services, Office of Human Development Services,
- Publication date
- Field of study
"July 1985."Bibliography: p. 19.Mode of access: Internet
- Publication venue
- 'Association for Computing Machinery (ACM)'
- Publication date
- Field of study
- Publication venue
- 'Emerald'
- Publication date
- Field of study