By Bradley, Richard
By Wardle, M. E.
By Stevenson, Robert Louis, McGuinn, Nicholas
By Barnard, Alan
By Loveday
By Cleland, Carol E.
By Hansom, J. D.
By Davison, WILLIAM
By McEvoy, Arthur F.
By Bigg, Grant R.
By Braddick, Michael J.
By Thane, Pat
By Gupta, Joyeeta
By Devore, Ronald A.
By School Mathematics Project
By Unknown
By G. Stephenson, P.M. Radmore
By Ingham, A. E.
By Brown, Richard, Ruttle, Kate
By Brown, Richard, Ruttle, Kate, Gillham, Bill
By Paul, Ellen
By Zagzebski, Linda Trinkaus
By Nietzsche, Friedrich, Stern, J. P., Hollingdale, R. J.
By Williams, Bernard
By Ng, Irene C. L.
By Williams, James
By Barnes, Annette
By Hannay, Alastair
By Davis, Paul