1. Swan M. Practical English Usage / Swan Michael. - 2nd edition. - Hong Kong: Oxford University Press, 2000. - 658 p. - Index: p. 635-658. - ISBN 0-19-431197-X. [подробнее]
2. Swan M. Practical English Usage / Swan Michael. - 2nd edition. - China: Oxford University Press, 2001. - 658 p. - Index: p. 635-658. - ISBN 0-19-431198-8. [подробнее]