Langan, John, Sentence skills : a workbook for writers - 9e. - New York : McGraw-Hill Companies Inc.,, ©2011. - xviii, 584p. illus., includes index ISBN: 9780077353742 - pbk Subjects--Topical Terms: 1. English language -- Sentences -- Problems, exercises, etc. --2. English language -- Grammar -- Problems, exercises, etc.--3. English language -- Grammar. LC Class. No.: PE1441 / .L352 2010 Dewey Class. No.: 808/.042076