NBN 423-1956 3750 《文献资料 透明支架的微型复件 建议尺寸》.pdf

相关资源

LY T 1662.6-2008 数字林业标准与规范.第6部分 林业文献资料数据标准.pdf

DIN 31625-1978 Information processing african character set for bibliographic use《信息处理 文献资料使用的非洲字母集》.pdf

MSZ 376-1982 《图书馆及文献资料机构的文件，缩微胶卷》.pdf

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