By Colin Vout, Gordon Gray
By Paul Martin, Patrick Bateson
By Brian Bolt, Bolt, Brian
By Daniel J. Velleman, Velleman, Daniel J.
By University of Cambridge Local Examinations Syndicate
By colin-blakemore-k-adler-m-pointon
By Anglesey Language Studies Centre
By Mary Beard
By Malcolm Barber
By School Mathematics Project
By R. P. Burn
By Nigel and Couper, Heather Henbest
By M. Sornarajah
By Clarke
By Richard Brown, Kate Ruttle, Brown, Richard, Ruttle, Kate
By Richard Brown, Brown, Richard, Large, Annabel
By Antonia Barber, Barber, Antonia
By Lawrence I Conrad, Conrad, Lawrence I
By Joanna Troughton, Troughton, Joanna
By Jacqueline Lopez Cascante
By Procter, Paul
By Beryl Austoni, Penny Lucas, Austoni, Beryl, Lucas, Penny
By Aristotle