Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Clifford, Richard M. and Crawford, Gisele M.",Beginning school : U.S. policies in international perspective,,Teachers College Press,2009,Early childhood education series,,"9780807749326,9780807749319",,https://cir.nii.ac.jp/crid/1130282269025626112