Degering, E. (1964). Gallaudet friend of the deaf. Review and Herald.
Lua i Stíl Chicago (17ú heag.)Degering, Etta. Gallaudet Friend of the Deaf. Washington D.C: Review and Herald, 1964.
Lua MLA (9ú heag.)Degering, Etta. Gallaudet Friend of the Deaf. Review and Herald, 1964.
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