Sun, Hongkai. 1982. {D}úlóngyǔ jiǎnzhì \zh{独龙语简志} [{A} Brief Description of {D}ulong]. Beijing: Mínzú chūbǎnshè \zh{民族出版社}.
@book{jacquesestimative-sunhk82dulong, address = {Beijing}, author = {Sun, Hongkai}, publisher = {Mínzú chūbǎnshè \zh{民族出版社}}, title = {{D}úlóngyǔ jiǎnzhì \zh{独龙语简志} [{A} Brief Description of {D}ulong]}, year = {1982} }