Perez, E. J. (1970). Conceptual approach in the teaching of social studies in elementary school.
Chicagoスタイル(17版)引用形式Perez, Efigenia J. Conceptual Approach in the Teaching of Social Studies in Elementary School. 1970.
MLA(9版)引用形式Perez, Efigenia J. Conceptual Approach in the Teaching of Social Studies in Elementary School. 1970.
警告: この引用は必ずしも正確ではありません.