Hongkai SunBooksZhongguo min zu yu yan wen zi da ci dianMenba, Luoba, Dengren de yu yanZhongguo de yu yanLanguages of the Greater Himalayan Region, Volume 9 a Grammar of AnongNu zu yu yan jian zhiZang Mian yu zu Qiang yu zhi yan jiuMenba, Luoba, Deng ren di yu yanHan Zang yu yan jiu de fang fa lun tan suoAuthor data: Open Library