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Lua i Stíl Chicago (17ú heag.)Was, Christopher, Frank Sansosti, agus Bradley Morris. Eye - Tracking Technology Applications in Educational Research. 1a. ed. Hershey: Igi Global, 2017.
Lua MLA (9ú heag.)Was, Christopher, et al. Eye - Tracking Technology Applications in Educational Research. 1a. ed. Igi Global, 2017.
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