Steever, Sanford B. 2004. Old Tamil. In Woodard, Roger D. (ed.), The Cambridge Encyclopedia of the World's Ancient Languages, 1015–1040. Cambridge: Cambridge University Press.
@incollection{TamilWoodard2004, address = {Cambridge}, author = {Steever, Sanford B.}, booktitle = {The Cambridge Encyclopedia of the World's Ancient Languages}, editor = {Woodard, Roger D.}, pages = {1015–1040}, publisher = {Cambridge University Press}, title = {Old Tamil}, year = {2004} }