Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: 2022-09-01 Pages: 349 Language: Chinese Publisher: Science Press China Children's Moral Development Report 2020 is the second survey report on the moral development of Chinese children in the new era. and it is the first survey report Cross-sectional dynamic tracking study. The survey adopts the method of grouping. stratification and mixed sampling. Nearly 80.000 school students in grades 4 to 12 in representative provinces. cities and counties (districts) are selected as. N° de réf. du vendeur NY039201
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