Gwynn, J. M. (1950). Curriculum principles & social trends (Rev. ed.). Macmillan.
Chicagoスタイル(17版)引用形式Gwynn, John Minor. Curriculum Principles & Social Trends. Rev. ed. New York: Macmillan, 1950.
MLA(9版)引用形式Gwynn, John Minor. Curriculum Principles & Social Trends. Rev. ed. Macmillan, 1950.
警告: この引用は必ずしも正確ではありません.