Portman, Maurice V. 1992. Andamanese Languages. Delhi: Manas Publications. (Aka-Biada, Aka-Bojígíab, Aka-Kede, Aka-Charíar).
@book{Portman-1887b, address = {Delhi}, author = {Portman, Maurice V.}, note = {Aka-Biada, Aka-Bojígíab, Aka-Kede, Aka-Charíar}, publisher = {Manas Publications}, title = {Andamanese Languages}, year = {1992}, iso_code = {akx; apq; aci; abj}, olac_field = {typology; general_linguistics; phonetics; phonology}, wals_code = {akc; akb; apk; akk} }