BALL, W. (1958). A practical guide to colloquial idiom. Longman.
Citación estilo ChicagoBALL, W.J. A Practical Guide to Colloquial Idiom. London: Longman, 1958.
Cita MLABALL, W.J. A Practical Guide to Colloquial Idiom. Longman, 1958.
Warning: These citations may not always be 100% accurate.