Perraton, H., Creed, C., & Robinson, B. (2002). Teacher education guidelines: Using open distance learning. UNESCO.
Chicagoスタイル(17版)引用形式Perraton, Hilary, Charlote Creed, , Bernadette Robinson. Teacher Education Guidelines: Using Open Distance Learning. Paris, Francia: UNESCO, 2002.
MLA(9版)引用形式Perraton, Hilary, et al. Teacher Education Guidelines: Using Open Distance Learning. UNESCO, 2002.
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