Haspelmath, Martin and Dryer, Matthew S. and Gil, David and Comrie, Bernard (eds.) 2005. The World Atlas of Language Structures. Oxford: Oxford University Press.
@book{sinnemakizeromarking-Haspelmath2005,
address = {Oxford},
editor = {Haspelmath, Martin and Dryer, Matthew S. and Gil, David and Comrie, Bernard},
publisher = {Oxford University Press},
title = {The World Atlas of Language Structures},
year = {2005}
}