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出版Lulu.com, 2012-02-24
主題Self-Help / General
ISBN14716107059781471610707
URLhttp://books.google.com.hk/books?id=sdudAwAAQBAJ&hl=&source=gbs_api
EBookSAMPLE
註釋Children are the hope for the future, they are the future of humanity. So, the study of childhood and the improvement of its social, psychological and economic conditions also means to help to build a better society and a better world