The Oxford Guide to World English takes up where its "mother book," the Oxford Companion to the English Language, left off. Organized by continent, there are chapters on Europe, the Americas, Africa, Asia, and Australasia, Oceania, and Antarctica. Tom McArthur covers the world's many varieties of English in an interconnected way and notes the ties that bind varieties and regions that are geographically far apart. The end result is a book that, while...