By Glennis Pye, Pye, Glennis
By Cynthia Rider
By Valerie Rumbold
By Kitto, H.D.F.
By J. C. P. Miller
By George Edward Moore
By Oliver, R. and Atmore, A.
By J. Dover Wilson
By School Mathematics Project
By John
By Henry McKeating
By Nichols, Roger
By J. R. Tanner
By Fletcher, T J
By Alan Hunter, Hunter, Alan
By Felix
By Association of Teachers of Mathematics
By Ackroyd, Peter R.
By Adrian A. Roscoe