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.
Chicago Style (17th ed.) Citation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.
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