Robertson, Stuart, The development of modern English / by Stuart Robertson ; revised by Frederic G.Cassidy. - 2nd ed.,rev. - New York : Prentice-Hall, 1954. - 469 p. : , Includes bibliographies. ISBN: MBK1437 Subjects--Topical Terms: English language-History.-- Dewey Class. No.: 420.9 / De, 2