History of Chinese society Liao, 907-1125 - Wittfogel, Karl August 1896-; Feng, Chia-sheng. (Philadelphia American Philosophical Society, 1949)
"Issued as Transactions of the American Philosophical Society, v.36, 1946."
"Published with the cooperation of the American Institute of Pacific Relations."
Keywords: China -- History -- Liao dynasty, 907-1125.; China -- Social life and customs