Mullins, J. B., & Wolfe, S. (1975). Special people behind the 8-ball: An annotated bibliography of literature classified by handicapping conditions. Mafex Associates.
Chicago-referens (17:e uppl.)Mullins, June B., och Suzanne Wolfe. Special People Behind the 8-ball: An Annotated Bibliography of Literature Classified by Handicapping Conditions. Johnstown, Pa.: Mafex Associates, 1975.
MLA-referens (8:e uppl.)Mullins, June B., och Suzanne Wolfe. Special People Behind the 8-ball: An Annotated Bibliography of Literature Classified by Handicapping Conditions. Mafex Associates, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.