The Future of Test-Based Educational Accountability Editat de Katherine E. Ryan et al. 11 iun 2008 Hardback Preț: 1072.90 lei 1308.41 lei 43-57 zile -18%
Tips for Improving Testing and Grading Autor John C. Ory et al. aug 1993 Paperback Preț: 642.60 lei 756.00 lei 43-57 zile -15%
The SAGE International Handbook of Educational Evaluation Autor Katherine E. Ryan et al. 30 sep 2009 Hardback Preț: 1049.64 lei 1437.86 lei 43-57 zile -27%