De Gruyter Mouton, 2015. — 897 p. — (de Gruyter Handbook). — ISBN10: 1614517967, ISBN13: 978-1614517962.
Sign Languages of the World is a one-of-a-kind handbook covering38 of the world's deaf sign languages and auxiliary sign languages. Each sign language has a dedicated chapter, written by experts for the volume. The book includes contributions from both deaf and hearing scholars.