(2002). Digital talking books: Progress to date. National Library Service for the Blind and Physically Handicapped, Library of Congress.
Chicago Style (17th ed.) CitationDigital Talking Books: Progress to Date. Washington, DC: National Library Service for the Blind and Physically Handicapped, Library of Congress, 2002.
MLA (9th ed.) CitationDigital Talking Books: Progress to Date. National Library Service for the Blind and Physically Handicapped, Library of Congress, 2002.
Warning: These citations may not always be 100% accurate.