CSA ISO/IEC 19788-3A:2015(R2019)现行
Amendment 1:2018 (IDT) to CSA ISO/IEC 19788-3:15 Information technology — Learning, education and training — Metadata for learning resources — Part 3: Basic application profile AMENDMENT 1 (ISO/IEC 19788-3:2011, IDT)
出版：Canadian Standards Association
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