Eberhard, David M., Gary F. Simons & Charles D. Fennig (eds.) 2023. Ethnologue: Languages of the world. 26th edn edn. Dallas, TX: SIL International.
@book{eberhard2023a,
address = {Dallas, TX},
edition = {26th edn},
editor = {Eberhard, David M. and Simons, Gary F. and Fennig, Charles D.},
publisher = {SIL International},
title = {Ethnologue: Languages of the world},
url = {https://www.ethnologue.com},
year = {2023}
}