Chan, P. Y. Y. (1990). The economic role of Szechwan in Sung times (a. d. 960 - 1270): The case of the tea and horse exchange.
Chicago Style (17th ed.) CitationChan, Penny Yan Yan. The Economic Role of Szechwan in Sung Times (a. D. 960 - 1270): The Case of the Tea and Horse Exchange. 1990.
MLA (9th ed.) CitationChan, Penny Yan Yan. The Economic Role of Szechwan in Sung Times (a. D. 960 - 1270): The Case of the Tea and Horse Exchange. 1990.
Warning: These citations may not always be 100% accurate.