Xi bei fang zhi (yi). 37, Zhengning Xian zhi [Gansu Sheng].
Chicago Style (17th ed.) CitationXi Bei Fang Zhi (yi). 37, Zhengning Xian Zhi [Gansu Sheng].
MLA (9th ed.) CitationXi Bei Fang Zhi (yi). 37, Zhengning Xian Zhi [Gansu Sheng].
Warning: These citations may not always be 100% accurate.