By Ronald V. White
By Patsy M. Lightbown, Nina Spada, Lightbown, Patsy M., Spada, Nina
By Flowerdew, John
By AITCHISON, Jean
By Field, John
By Swales, John M.
By Holliday, Adrian
By Benson, Dr Philip
By Collin, P. H.
By Whitton, David
By Orme, David, Blake, Beccy
By Hunt, Rod
By Rigoni, Francine, Swarbrick, Ann, Mary, Fawkes, Steven, Alcott, Monique, Jones, Jim
By Collins Dictionaries, Collins Dictionaries (Children's Dictionaries Store)
By Hancock, Mark
By Sykes, J. B., Scholze-Stubenrecht, W.
By Tollefson, Prof James
By Kress, Gunther, Hodge, Robert
By Clark, John L.
By Rixon, Shelagh
By Cooper, Robert
By Stott, Rebecca
By Kennedy, Chris
By Fulcher, Glenn
By Michael Swan, Swan, Michael
By Swan, Michael
By Oxford Languages
By Cambridge ESOL
By Jeffery, Barbara