灰色文献的价值——来自政策信息领域的研究与实践

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1009-3125|25|2|54-59

ISSN: 1009-3125

Source: 国家图书馆学刊, Vol.25, Iss.2, 2016-01, pp. : 54-59

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Abstract