By McGuire, Peter, Smith, Ken
By Webber, Beryl, Haigh, Jean
By Hanson, David E
By Andrew Baines
By Brighouse, Alan, etc., Godber, Patilla
By Brodie, Andrew
By Scottish Primary Mathematics Group
By Tipler, M. J.
By Kearsley Bullen, Rob, Edmondson, Andrew, Ward, Tony
By Patilla, Peter
By King, Andrew
By Murphy, Stuart J., Miller, Edward
By David Kirkby, John Haslam
By Allan, Ray
By Millar, Archie, Bennett, Jill, Galsworthy, Gay John