Fishman, J. A. Who speaks what language to whom and when?: Joshua A. Fishman. The Bilingualism Reader.(2000).
Lua i Stíl Chicago (17ú heag.)Fishman, Joshua A. "Who Speaks What Language to Whom and When?: Joshua A. Fishman." The Bilingualism Reader.(2000) .
Lua MLA (8ú heag.)Fishman, Joshua A. "Who Speaks What Language to Whom and When?: Joshua A. Fishman." The Bilingualism Reader.(2000), .
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