Ethnologue

The Ethnologue: Languages of the World, 16th Edition is the comprehensive reference volume that catalogs all the known living languages in the world today. The Ethnologue has been an active research project for more than fifty years. Thousands of linguists and other researchers all over the world rely on and have contributed to the Ethnologue. It is widely regarded to be the most comprehensive listing of information of its kind. A new edition is published approximately every four years.