Cao, Zhiyuan. 2008. Linguistic Atlas of Chinese Dialects. Beijing: Shangwu Yinshuguan.
@book{jacquesestimative-chineseatlas08,
author = {Cao, Zhiyuan},
publisher = {Beijing: Shangwu Yinshuguan},
title = {Linguistic Atlas of Chinese Dialects},
year = {2008}
}