Davies, Alan, Ph. D. Assessing Academic English : Testing English proficiency, 1950-1989 : the IELTS solution / Alan Davies. - Cambridge ; New York. : Cambridge University Press, c2008. - xiv, 456 p. : ill.; facsims. ; 23 cm. - Studies in language testing ; 23 . Includes bibliographical references and index. ISBN: 9780521542500 (alk. paper) 0521542502 (alk. paper) Subjects--Topical Terms: International English Language Testing System.English language--Study and teaching--Foreign speakers.English language--Ability testing. LC Class. No.: PE1128.A2 / D385 2008 Dewey Class. No.: 428.0076