Einstein, Albert 1879-1955. Relativity: the special and general theory/ by Albert Einstein ; authorised translation by Robert W. Lawson. - London: Methuen, 1960, 1920. - x, 165 p.: ill.; 20 cm. - University paperback ; 10. . - University paperback 10. . Includes index. Bibliography: p. 159-160. ISBN: 0416676006 Subjects--Topical Terms: Relativity (Physics) Dewey Class. No.: 530.11 / E35r