O'Brien, T., & Guiney, D. (2001). Differentiation in teaching and learning: Principles and practice. Continuum.
Dyfyniad Arddull ChicagoO'Brien, Tim, and Dennis Guiney. Differentiation in Teaching and Learning: Principles and Practice. London: Continuum, 2001.
Dyfyniad MLAO'Brien, Tim, and Dennis Guiney. Differentiation in Teaching and Learning: Principles and Practice. Continuum, 2001.
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