[SIL07]. 1969. Ethnologue: languages of the world. 7th edition, edited by Richard S. Pittman edn. Wycliffe Bible Translators (WBT).
@book{59425, author = {[SIL07]}, edition = {7th edition, edited by Richard S. Pittman}, publisher = {Wycliffe Bible Translators (WBT)}, title = {Ethnologue: languages of the world}, year = {1969}, hhtype = {comparative (computerized assignment from "languages")}, inlg = {English [eng]}, keywords = {;afr;lng;lcl;}, macro_area = {Africa}, src = {eballiso2009} }