Haspelmath, Martin and Dryer, Matthew S. and Gil, David and Comrie, Bernard. 2005. The World Atlas of Language Structures. Oxford: Oxford University Press.
@book{haspelmathetal2005, address = {Oxford}, author = {Haspelmath, Martin and Dryer, Matthew S. and Gil, David and Comrie, Bernard}, key = {Haspelmath et al. 2005}, publisher = {Oxford University Press}, title = {The World Atlas of Language Structures}, year = {2005} }