Wall, Dianne and Tania, Horak ORCID: 0000-0002-7461-8378 (2011) The Impact of Changes in the TOEFL® Exam on Teaching in a Sample of Countries in Europe: Phase 3, The Role of the Coursebook Phase 4, Describing Change. ETS Reseach Report Series, 2011 (2). I-181.
Wall, Dianne and Tania, Horak ORCID: 0000-0002-7461-8378 (2008) The Impact of Changes in the TOEFL Examination on Teaching and Learning in Central and Eastern Europe: Phase 2, Coping With Change. ETS Reseach Report Series, 2008 (2). pp. 1-105.
Wall, Dianne and Tania, Horak ORCID: 0000-0002-7461-8378 (2006) The Impact of Changes in the TOEFL Examination onTeaching and Learning in Central and Eastern Europe, Phase 1: The Baseline Study. ETS Research Report Series, 2006 (1). pp. 1-99.