McGregor, William B. 2009. Typology of ergativity. Language and Linguistics Compass 3. 480–508.
@article{sinnemakizeromarking-McGregor2009,
author = {McGregor, William B.},
journal = {Language and Linguistics Compass},
number = {1},
pages = {480–508},
title = {Typology of ergativity},
volume = {3},
year = {2009}
}