Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.