Everett, Daniel L. 1987. Pirahã clitic doubling. Natural Language and Linguistic Theory 5. 245-276.
@article{sinnemakizeromarking-Everett1987,
author = {Everett, Daniel L.},
journal = {Natural Language and Linguistic Theory},
number = {2},
pages = {245-276},
title = {Pirahã clitic doubling},
volume = {5},
year = {1987}
}