References
- Allan , Barbara . 1973 . “Barrier-Free Design for the Disabled.” , Seattle : Easter Seal Society for Crippled Children and Adults of Washington .
- Brown , William E. 1971 . Islands of Hope , Washington, D.C. : National Recreation and Park Association .
- Bureau of Outdoor Recreation, Work Group G. 1973 . “Recreation for Disadvantaged People.” Washington, D.C. Report prepared for the Nationwide Outdoor Recreation Plan, preliminary draft
- Dickman , Irving R. 1972 . Living with Blindness , New York : American Foundation for the Blind . Public Affairs Pamphlet No. 473
- Dunham , Jerome . 1973 . (Director, Northwest Rehabilitation Center for the Blind.) Personal communication
- Field , Donald R. and Alan , Wagar J. “Visitor Groups and Interpretation in Parks and Other Out-door Leisure Settings.” . Journal of Environmental Education , 5 ( 1 )
- Goldish , Louis M. 1971 . “The Severely Visually Impaired Population as a Market for Sensory Aids and Services: Part 1.” , New York : American Foundation for the Blind .
- Harvey , Donald G. 1974 . (Seattle Hearing and Speech Center.) Personal communication
- Johnson , Mildred . 1973 . (Seattle Hearing and Speech Center.) Personal communication
- Levine , Edna S. and James , Garrett F. 1965 . Psychological Practices with the Physically Disabled , New York : Columbia University Press .
- Lewton , David . 1974 . (Sunol Valley Regional Park, P. O. Box 82, Sunol, CA 94586). Personal communication
- Mills , Emerson D. 1973 . The Design of Public Outdoor Recreation Facilities to Accommodate the Handicapped , Ann Arbor, MI : University of Michigan . Unpublished Master's Thesis, Program of Landscape Architecture
- Mitchell , Maryann . 1973 . “ King County Chapter ” . Washington Association for Retarded Children . Personal communication
- National Park Service . 1971 . National Park Guide for the Handicapped , Washington, D.C. : U.S. Government Printing Office .
- Rogers , Carl T. 1970 . “Understanding Braille,” , New York : American Foundation for the Blind .
- Rothschild , Jacob . 1965 . “Deaf-Blindness” . In Psychological Practices with the Physically Handicapped , New York : Columbia University Press .
- Sharpe , Grant W. Interpretation: Its Application in Outdoor Recreation , New York : John Wiley . (forthcoming).
- Tilden , Freeman . 1967 . Interpreting Our Heritage , Chapel Hill : University of North Carolina Press .
- Vernon , McCay . “Potential, Achievement, and Rehabilitation in the Deaf Population.” . Rehabilitation Literature , 31 ( 9 )
- Vescovi , Geno M. 1966 . “Case Finding, Referral, and Preliminary Survey.” . Deaf American , No. 7
- Zolomij , John . 1973 . “Special Education Report on Activities Being Carried Out with the Deaf and Hard of Hearing Class at Mt. Penn Special Education Unit.” , Reading, PA : Environmental Education Center, Nolde Forest State Park .