By J.C. Wells
By Hewings, Martin
By Kay, Sue, Jones, Vaughan, Jones, Vaughan
By VAN, Dijk Teun A
By David Bohlke
By Dorothy E. Zemach
By Mann, Malcolm
By Johnston, Invernizzi
By Olausson, Ylva
By O'Neill, Robert, etc.
By Ur, Penny
By Bygate, Martin, Candlin, C. N., Widdowson, H. G.
By Sokolov, Jeffrey L., Snow, Catherine E.
By MacWhinney, Brian
By Gass, Susan M., Selinker, Larry
By Hancock, Mark
By Martin Hewings
By O'Connor, J. D.
By Crystal, Ben, David
By Smith, Elisabeth
By Payne, Jonathan
By Elsworth, Steve, Harris, Michael, Mariani, Luciano
By Littlejohn, Andrew, Hicks, Diana
By Cunningham, Sarah, Moor, Peter
By Biro, Val, Palmer, Sue, Body, Wendy
By Juan Kattan-Ibarra
By Martinez, Ron
By Stempleski, Susan, Morgan, James
By Stempleski