Yu zhong
By: Wan Zheng zhu ; A lao cha tu
Contributors: Wan, Cheng, editor
Series: Xin guan cha cong shu; Xin guan cha cong shu
Publisher: Sheng huo, du shu, xin zhi san lian shu dian
Published: 1954
Place of publication: Beijing
Language: chi
Number of pages: 84