姚玲珍. (2011). 德国社会保障制度: Social security system of Germany. 上海人民出版社.
Lua i Stíl Chicago (17ú heag.)姚玲珍. 德国社会保障制度: Social Security System of Germany. 上海人民出版社, 2011.
Lua MLA (8ú heag.)姚玲珍. 德国社会保障制度: Social Security System of Germany. 上海人民出版社, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.