Yu lei
By: Yuan zhu zhe Yasailifu ; yi shu zhe Ding Zongyi, Chen Jian
Contributors: Ding, Zongyi; Chen, Jian
Edition: 4 ban
Publisher: Zhonghua shu ju
Published: 1921
Place of publication: Shanghai
Language: chi
Number of pages: 138
Notes: Yuan shu ming bu xiang.

Translated fron English.