APA(7版)引用形式

Não informado. (1969). International Journal of Early Childhood. World Organization for Early Childwood Education.

Chicagoスタイル(17版)引用形式

Não informado. International Journal of Early Childhood. Dublin: World Organization for Early Childwood Education, 1969.

MLA(8版)引用形式

Não informado. International Journal of Early Childhood. World Organization for Early Childwood Education, 1969.

警告: この引用は必ずしも正確ではありません.