Wright, Tony. Investigating English / Tony Wright. - London ; New York : New York : Edward Arnold ; Distributed in the USA by Routledge, Chapman and Hall, 1993. - p. cm. Includes bibliographical references (p. ) and index. ISBN: 0340557826 : $14.95 (U.S.) LCCN: 93016056 Subjects--Topical Terms: English language--Grammar--Study and teaching. LC Class. No.: PE1065 / .W75 1993 Dewey Class. No.: 428/.007