东北老工业基地第三产业结构优化研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-9617|11|1|43-45

ISSN: 1672-9617

Source: 沈阳工程学院学报:社会科学版, Vol.11, Iss.1, 2015-01, pp. : 43-45

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Abstract