This table shows the World Bank's classification of countries by income group according to 2008 GNI per capita, calculated using the World Bank Atlas method .
此表显示了世界银行的收入群体，根据2008年人均国民总收入计算， 使用国家分类世界银行阿特拉斯法。
In spite of that, Dewey is currently the most widely used classification system in the world, employed in 138 countries by over 200,000 libraries.
尽管如此，杜威仍然是当前世界上使用最多的分类法，有138个国家的超过20万家图书馆正在使用它。
In spite of that, Dewey is currently the most widely used classification system in the world, employed in 138 countries by over 200, 000 libraries.
尽管如此，杜威仍然是当前世界上使用最多的分类法，有138个国家的超过20万家图书馆正在使用它。
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