Mc Arthur, T. (1981). Longman Lexicon of contemporary English. Longman.
Cita Chicago (17th ed.)Mc Arthur, Tom. Longman Lexicon of Contemporary English. NULL: Longman, 1981.
Cita MLA (9th ed.)Mc Arthur, Tom. Longman Lexicon of Contemporary English. Longman, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.