Tian, Xiaofei2016-10-172015Tian, Xiaofei. "4 Material and Symbolic Economies: Letters and Gifts in Early Medieval China." In A History of Chinese Letters and Epistolary Culture, pp. 135-186. Brill, 2015.9789004292123http://nrs.harvard.edu/urn-3:HUL.InstRepos:29037391en-USMaterial and Symbolic Economies: Letters and Gifts in Early Medieval ChinaMonograph or Book2014-03-07Xiaofei Tian2016-10-1710.1163/9789004292123_006