Pear, T. (1955). English social differences. Allen and Unwin.
Cita Chicago (17th ed.)Pear, T.H. English Social Differences. London: Allen and Unwin, 1955.
Cita MLA (9th ed.)Pear, T.H. English Social Differences. Allen and Unwin, 1955.
Atenció: Aquestes cites poden no estar 100% correctes.