- Author: John Blockley
- Language: English
- Year: 1982
- Author: Matthew Collings
- Language: English
- Year: 2000
- Author: Edgar A. Whitney
- Language: English
- Year: 1974
- Author: James Craig Bruce Barton
- Language: English
- Year: 1987
- Author: Alexander Sturgis
- Language: English
- Year: 2000
- Author: Jose Maria Parramon
- Language: English
- Year: 1993
- Author: Jose Maria Parramon
- Language: English
- Year: 1991
- Author: Norman Diekman
- Language: English
- Year: 1983
- Author: Paul Hogarth
- Language: English
- Year: 1981
- Author: Susie Wynne
- Language: English
- Year: 2002