By Leng, Mary
By Wittgenstein, Ludwig, Wright, G. H. von, Anscombe, G. E. M.
By Bundy, Alan
By MathWorks, Inc.
By Baglivo, Jenny
By Plass, Clare
By Mills, Steve, Hilary Koll, Steve Mills
By Trevor Senior, Senior, Trevor
By Abram, John, Lewis, David, Swords-Shannon, Oliver, Tyler, Ken
By Hofstadter, D.
By Gold Stars
By Kitcher, Philip
By Fannon, Paul, Kadelburg, Vesna, Woolley, Ben, Ward, Stephen
By Stamford, Jane, Schofield & Sims, Andrew Parker
By Collins KS1
By Liebeck, Martin
By Magnus J. Wenninger
By Buckwell, Geoff
By Sparks, John, Drozhov, Nikolai
By Gardner, Martin
By Cox, C. J., Bell, D.
By Senior, Trevor, Fisher, Tony, Procter-Green, Shaun, Burns, Sandra
By Clarke, Peter
By CGP Books
By Lieberthal, Edwin M.
By Poskitt, Kjartan
By Acton, J. R., Squire, P. T.
By Various
By Villani, Cedric