Lewy, E. (1947). English: A handbook for the foreigner. Longman.
Cita Chicago (17th ed.)Lewy, Erich. English: A Handbook for the Foreigner. London: Longman, 1947.
Cita MLA (9th ed.)Lewy, Erich. English: A Handbook for the Foreigner. Longman, 1947.
Atenció: Aquestes cites poden no estar 100% correctes.