APA-ийн эшлэл(7 дахь хэвлэлт)

Organisation for Economic Co-operation and Development. (2020). Quality early childhood education and care for children under age 3: Results from the Starting Strong Survey 2018. Organisation for Economic Co-operation and Development.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Organisation for Economic Co-operation and Development. Quality Early Childhood Education and Care for Children Under Age 3: Results from the Starting Strong Survey 2018. Paris, France: Organisation for Economic Co-operation and Development, 2020.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Organisation for Economic Co-operation and Development. Quality Early Childhood Education and Care for Children Under Age 3: Results from the Starting Strong Survey 2018. Organisation for Economic Co-operation and Development, 2020.