- Author: John S. Gray Michael Elliot
- Language: English
- Year: 2009
- Author: Gray-Meyer
- Language: English
- Author: Gary Gray Patrick Cusatis J. Randall Woolridge
- Language: English
- Year: 2003
- Author: Julian Lowell Coolidge Jeremy Gray
- Language: English
- Year: 1990
- Author: William G. Gray
- Language: English
- Year: 1997
- Author: Randal Gray
- Language: English
- Year: 1991
- Author: William G. Gray
- Language: English
- Year: 1980
- Author: P., Thetford O. Gray
- Language: English
- Year: 1962
The Tree of Evil
pdf
- Author: William G. Gray
- Language: English
- Year: 2004
