Educational Research Association. (1920). Journal of Educational Research. Heldref Publications.
Chicagoスタイル(17版)引用形式Educational Research Association. Journal of Educational Research. Washington: Heldref Publications, 1920.
MLA(8版)引用形式Educational Research Association. Journal of Educational Research. Heldref Publications, 1920.
警告: この引用は必ずしも正確ではありません.