This all-new guide to english is designed to be user-friendly.  Its innovative A-to-Z dictionary format lets you find the answers to your questions about grammar, punctuation, and preferred usage quickly and easily.  Simply look up the problem areas as you would look up a word in the dictionary.  It's just that simple and time-saving.  A glossary of terms and plentiful cross-references offer even more help when you need it.  Created by a leading expert in linguistics and lexicography.  Covers all essential areas of grammar and style.  A key word index for fast access.. Clear, plentiful examples.  Up-to-date, modern, preferred academic and business usage.  Portable for school, home, or office.