Alberta Teachers' Association & Alberta Teachers' Association. Early Childhood Education Council. Early childhood education. Alberta Teachers' Association.
Cita Chicago (17th ed.)Alberta Teachers' Association i Alberta Teachers' Association. Early Childhood Education Council. Early Childhood Education. Edmonton: Alberta Teachers' Association.
Cita MLA (9th ed.)Alberta Teachers' Association i Alberta Teachers' Association. Early Childhood Education Council. Early Childhood Education. Alberta Teachers' Association.
Atenció: Aquestes cites poden no estar 100% correctes.