Yang, Liensheng.
Topics in Chinese history / Liensheng Yang. - Cambridge : Harvard University Press, 1950. - vii, 57 p.; 26 cm. - Harvard-Yenching Institute studies, v. 4. .
China--Civilization.
China--Social conditions.
951 / YAT
Topics in Chinese history / Liensheng Yang. - Cambridge : Harvard University Press, 1950. - vii, 57 p.; 26 cm. - Harvard-Yenching Institute studies, v. 4. .
China--Civilization.
China--Social conditions.
951 / YAT