Mair Christian Twentieth-century English History,Variation and Standardization - New York Cambridge University Press U. S. A. 2006 - 244p. cm. ISBN: 0521832195 3795.68 Standard No.: 85804 Source: 83307, 16/03/2007, International Book Distributors Textual Subjects--Topical Terms: LINGUISTICS Dewey Class. No.: P111vN, P6