Lua APA (7ú heag.)
Duckworth, M. (1988). Families of handicapped children. D.C. Cook Pub. Co..
Lua i Stíl Chicago (17ú heag.)
Duckworth, Marion. Families of Handicapped Children. Elgin, Ill.: D.C. Cook Pub. Co., 1988.
Lua MLA (9ú heag.)
Duckworth, Marion. Families of Handicapped Children. D.C. Cook Pub. Co., 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.