Matthews, Stephen and Yip, Virginia. 1994. Cantonese: A Comprehensive Grammar. (Routledge Grammars.) London: Routledge.
@book{sinnemakizeromarking-Matthews1994, address = {London}, author = {Matthews, Stephen and Yip, Virginia}, publisher = {Routledge}, series = {Routledge Grammars}, title = {Cantonese: A Comprehensive Grammar}, year = {1994} }