Friedrich, P., & Figueiredo, E. H. D. d. (2016). The Sociolinguistics of digital Englishes. Routledge.
Lua i Stíl Chicago (17ú heag.)Friedrich, Patricia, agus Eduardo H. Diniz de Figueiredo. The Sociolinguistics of Digital Englishes. Milton Park, Abingdon, Oxon: Routledge, 2016.
Lua MLA (9ú heag.)Friedrich, Patricia, agus Eduardo H. Diniz de Figueiredo. The Sociolinguistics of Digital Englishes. Routledge, 2016.
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