All CGP Records (MARC UTF-8)
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The U.S. Government Publishing Office (GPO) makes available an annual snapshot of all MARC bibliographic records in the Catalog of U.S. Government Publications (CGP)...
美国政府出版局（U.S. Government Publishing Office, GPO）对外发布美国政府出版物目录（Catalog of U.S. Government Publications, CGP）中全部MARC机读目录文献记录的年度快照……
