8LACOUPERIE T De. Western Origin of the Early Chi-nese Civilization from 2300 B.C. to 200 A. D. (Reprint of the edition 1894)[M]. Osnahrack, Otto Zeller, 1966.
9LACOUPERIE T De. The Languages of China before the Chinese[M]. London 1887. Reprinted by Ch'eng- wen Publishing Company, Taipei, 1966.