Ragsdale, C. E. (1932). Modern psychologies and education. Macmillan.
Chicagoスタイル(17版)引用形式Ragsdale, Clarence Edwin. Modern Psychologies and Education. New York: Macmillan, 1932.
MLA(8版)引用形式Ragsdale, Clarence Edwin. Modern Psychologies and Education. Macmillan, 1932.
警告: この引用は必ずしも正確ではありません.