姚玲珍. (2011). 德国社会保障制度: Social security system of Germany. 上海人民出版社.
Chicago Style (17th ed.) Citation姚玲珍. 德国社会保障制度: Social Security System of Germany. 上海人民出版社, 2011.
MLA citiranje姚玲珍. 德国社会保障制度: Social Security System of Germany. 上海人民出版社, 2011.
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