郭建龙著. (2019). 汴京之围:the foreign affairs, the war and the people in late northern Song Dynasty. 天地出版社.
Cita Chicago Style (17a ed.)郭建龙著. 汴京之围:the Foreign Affairs, the War and the People in Late Northern Song Dynasty. 天地出版社, 2019.
Cita MLA (8a ed.)郭建龙著. 汴京之围:the Foreign Affairs, the War and the People in Late Northern Song Dynasty. 天地出版社, 2019.
Precaución: Estas citas no son 100% exactas.