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亚洲太平洋地区 (Chinese Simplified) 更改

Dewey 新闻

Upcoming webinars

No upcoming webinars are scheduled on Dewey-related topics at this time. See our full list for other webinars you might like to attend and check back here for future Dewey sessions.

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公告

所有的杜威十进分类体系的版权均为 OCLC 所有。
Dewey，Dewey Decimal Classification，DDC，OCLC 以及 WebDewey 都是 OCLC 的注册商标。