By O'Donnell, W.R., Todd, Loreto
By Shepard, Valerie
By Swan, Michael, Walter, Catherine
By Butler, Michael, Keith, George
By Dubicka, Iwona, O'Keeffe, Margaret
By Keith, George
By Birch, David
By Baber, Mike
By Gregory, Howard
By Benn, Colin, Dummett, Paul
By Hashemi, Louise, Murphy, Raymond
By Witt, Ray De
By Brasch, Nicholas
By Jakeman, Vanessa, McDowell, Clare
By William Murray, Jill Corby, Stuart Trotter
By Disney
By DK
By Goytisolo, Juan, Ben Salem, Abdelatif
By Citati, Pietro, Pérol, Brigitte
By Minnis, Noel
By Carter, Ronald
By Beard, Adrian
By Gardiner, Mr Alan
By Diana Honeybone, The Open University
By Diana Honeybee, The Open University
By OU Course Team