Liu, Q. (1941). Di fang zi zhi zhi yan jiu (Chu ban.). Qing nian shu dian.
Chicago Style (17th ed.) CitationLiu, Qian. Di Fang Zi Zhi Zhi Yan Jiu. Chu ban. Chongqing: Qing nian shu dian, 1941.
MLA (8th ed.) CitationLiu, Qian. Di Fang Zi Zhi Zhi Yan Jiu. Chu ban. Qing nian shu dian, 1941.
Warning: These citations may not always be 100% accurate.