Dyfyniad APA

Perez, E. J. (1970). Conceptual approach in the teaching of social studies in elementary school.

Dyfyniad Arddull Chicago

Perez, Efigenia J. Conceptual Approach in the Teaching of Social Studies in Elementary School. 1970.

Dyfyniad MLA

Perez, Efigenia J. Conceptual Approach in the Teaching of Social Studies in Elementary School. 1970.

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