Nebes, Gernot and Stein, Peter. 2004. Ancient South Arabian. In Woodard, Roger D. (ed.), The Cambridge Encyclopedia of the World's Ancient Languages, 454–487. Cambridge: Cambridge University Press.
@incollection{SoutharabianWoodard2004, address = {Cambridge}, author = {Nebes, Gernot and Stein, Peter}, booktitle = {The Cambridge Encyclopedia of the World's Ancient Languages}, editor = {Woodard, Roger D.}, pages = {454–487}, publisher = {Cambridge University Press}, title = {Ancient South Arabian}, year = {2004} }