旅游业究竟对国民经济有多大贡献?

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2096-3238|1|2|32-43

ISSN: 2096-3238

Source: 旅游导刊, Vol.1, Iss.2, 2017-01, pp. : 32-43

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Abstract