RaveThe East Hampton Star\"Language City is a linguistic Baedeker of New York, and particularly its outer boroughs, which have become a roosting place for so many immigrant populations. To the extent that it\'s about place as well as language, it\'s a work of ethno-anthropology and psychogeography as well as a study of language . . . Mr. Perlin\'s story is phrased as a personal one and a mission, and among its moving elements are the case histories of individuals caught in the shift of language and geography.\