哈尔滨市老年人候鸟式旅游休闲养老情况调查
Publisher： 国家哲学社会科学学术期刊数据库
E-ISSN： 2095-3283|volume|5|89-91
ISSN： 2095-3283
Source： 对外经贸, Vol.volume, Iss.5, 2016-01, pp. : 89-91
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Abstract