ProQuest (Firm), Blom, E., & Unsworth, S. (2010). Experimental methods in language acquisition research. John Benjamins Pub. Company.
Lua i Stíl Chicago (17ú heag.)ProQuest (Firm), Elma Blom, agus Sharon Unsworth. Experimental Methods in Language Acquisition Research. Amsterdam ; Philadelphia: John Benjamins Pub. Company, 2010.
Lua MLA (8ú heag.)ProQuest (Firm), et al. Experimental Methods in Language Acquisition Research. John Benjamins Pub. Company, 2010.
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