Não informado. (1967). Journal of research and development in education. University of Georgia, College of Education.
Chicagoスタイル(17版)引用形式Não informado. Journal of Research and Development in Education. Athens, Ga: University of Georgia, College of Education, 1967.
MLA(8版)引用形式Não informado. Journal of Research and Development in Education. University of Georgia, College of Education, 1967.
警告: この引用は必ずしも正確ではありません.