养老保障的法律机制研究
By: Zheng Shangyuan deng zhu
Edition: Di 1 ban.
Publisher: Qing hua da xue chu ban she
Published: 2019
Place of publication: Beijing
Language: chi
Number of pages: 178
ISBN-13: 9787302538127
Other titles: Yang lao bao zhang de fa lü ji zhi yan jiu