Lockwood, W. B. An informal history of the German language, with chapters on Dutch and Afrikaans, Frisian, and Yiddish / by W. B. Lockwood. - London : Deutsch, 1976. - x, 265 p. : - The Language library . ISBN: 0233967974 : Subjects--Topical Terms: German language-History.-- Dewey Class. No.: 430.9 / In