By Valerie O′Farrell
By Valerie O′Farrell, Peter Neville
By Paul Flecknell
By Elliott, Jonathan, Grauer, Gregory
By T. Lucey
By Gordon Dryden, Jeannette Vos, Dryden, Gordon, Vos, Jeannette, Margulies, Nancy, etc.
By Martin Gilbert
By Ces Mowthorpe
By Ernst, Bruno, Jenkins, G.
By Borin Van Loon, Van Loon, Borin
By David Green, Green, David
By Ken Sorbie
By Mondey, David, Mondey, David
By MacGregor, G.A.
By Margery G. Blackie, Blackie, Margery G., Elliott, Charles, Johnson, Frank
By Douglas M. Gibson
By The Mathematical Association
By Mike Peyton, Mike Peyton
By J.C.J. Cooley
By Norman A. Staines, Jonathan Brostoff, Keith James, STAINES, Norman A., Brostoff, Jonathan, James, Keith
By Unnamed Unnamed, Unnamed
By Pharmaceutical Press
By Dr C J O Harrison, A D Cameron
By Peter & Hamish Johnson. Quennell