@book{426,
  address   = {Beijing},
  author    = {[毛宗武], Mao Zongwu},
  publisher = {民族出版社 / Min zu chu ban she},
  title     = {瑤族勉语方言研究 / Yao zu Mian yu fang yan yan jiu [A Study of Mien Dialects]},
  year      = {2004}
}