- Author: Bueschel R.M. Ward R.
- Language: English
- Author: E R Hooton
- Language: English
- Year: 1969
- Author: Richard Ward
- Language: English
- Year: 1975
- Author: Martin Windrow
- Language: English
- Year: 1971
- Author: Eric A. Munday
- Language: English
- Author: Richard Ward
- Language: English
- Year: 1972
- Author: RICHARD WARD
- Language: English
- Year: 1973