Charles C Fries. (1961). Foundations for English teaching. Tokyo: Kenkyusha.
シカゴスタイル引用形Charles C Fries. Foundations for English Teaching. Tokyo: Kenkyusha, 1961.
MLA引用形式Charles C Fries. Foundations for English Teaching. Tokyo: Kenkyusha, 1961.
警告: この引用は必ずしも正確ではありません.