(1973). Evaluation and asessment of educational research Block6. Open University Press.
シカゴスタイル引用形Evaluation and Asessment of Educational Research Block6. Open University Press, 1973.
MLA引用形式Evaluation and Asessment of Educational Research Block6. Open University Press, 1973.
警告: この引用は必ずしも正確ではありません.