Asher, Ronald E. and Kumari, T. C. 1997. Malayalam. (Descriptive Grammars.) London: Routledge.
@book{sinnemakizeromarking-Asher1997, address = {London}, author = {Asher, Ronald E. and Kumari, T. C.}, publisher = {Routledge}, series = {Descriptive Grammars}, title = {Malayalam}, year = {1997} }