Freeman Bibliographical Database
| Identifier: | F2128 |
| Date: | 1999 |
| Concise reference: | Darwin, C. R. 1999. The expression of the emotions [in Chinese]. Translated by Yu Ren. Chengdu: Sichuan People's Publishing House. |
| Detailed reference: | 查尔斯·达尔文. 1999. 人与动物的情. 334 页. 余人等译. 成都: 四川人民出版社. |