@book{+1987,
url = {https://doi.org/10.1515/9783110865028},
title = {Monastic Sign Languages},
editor = {Jean Umiker-Sebeok and Thomas A. Sebeok},
publisher = {De Gruyter Mouton},
address = {Berlin, New York},
doi = {doi:10.1515/9783110865028},
isbn = {9783110865028},
year = {1987},
lastchecked = {2026-04-29}
}