Cite
HARVARD Citation
Ling, G. et al. (2014). Do TOEFL iBT® Scores Reflect Improvement in English‐Language Proficiency? Extending the TOEFL iBT Validity Argument. ETS research report series. pp. 1-16. [Online].
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Ling, G. et al. (2014). Do TOEFL iBT® Scores Reflect Improvement in English‐Language Proficiency? Extending the TOEFL iBT Validity Argument. ETS research report series. pp. 1-16. [Online].