Dryer, Matthew S. 1997. On the six-way word order typology. Studies in Language 21. 69-103.
@article{sinnemakizeromarking-Dryer1997, author = {Dryer, Matthew S.}, journal = {Studies in Language}, number = {1}, pages = {69-103}, title = {On the six-way word order typology}, volume = {21}, year = {1997} }