Par exemple: (en) An historical, geographical, and philosophical view of the Chinese empire : comprehending a description of the fifteen provinces of China, Chinese Tartary; tributary states; natural history of China; government, religion, laws, manners and customs, literature, arts, sciences, manufactures, &c, 2e éd. (lire en ligne), p. 83
Hugh Murray, John Crawfurd et Peter Gordon, An historical and descriptive account of China : its ancient and modern history, language, literature, religion, government, industry, manners, and social state ..., Oliver & Boyd, , 3e éd., 25–26 p. (lire en ligne)
