Library of Congress. National Library Service for the Blind and Physically Handicapped (Washington, DC). (1981). Planning barrier free libraries: Guide for renovation and construction of libraries : serving blind and physically handicapped. Library of Congress.
Cita Chicago Style (17a ed.)Library of Congress. National Library Service for the Blind and Physically Handicapped (Washington, DC). Planning Barrier Free Libraries: Guide for Renovation and Construction of Libraries : Serving Blind and Physically Handicapped. Washington, DC: Library of Congress, 1981.
Cita MLA (9a ed.)Library of Congress. National Library Service for the Blind and Physically Handicapped (Washington, DC). Planning Barrier Free Libraries: Guide for Renovation and Construction of Libraries : Serving Blind and Physically Handicapped. Library of Congress, 1981.