- Author: Richard Graham
- Language: Portuguese
- Year: 1997
- Author: Richard Graham, Thomas E. Skidmore, Aline Helg, Alan Knight
- Language: English
- Year: 1992
- Author: Franklin Richard, Graham Carl, Hampshire Nick
- Language: English
- Year: 1985
- Author: Rougle Charles, Bogdanov Aleksandr, Stites Richard, Graham Loren R
- Language: English
- Year: 1984
- Author: Rougle Charles, Bogdanov Aleksandr, Stites Richard, Graham Loren R
- Language: English
- Year: 1984
- Author: Richard Graham
- Language: Portuguese
- Author: Richard Graham.
- Language: English
- Author: Wheeler Winston Dixon Richard Graham (auth.)
- Language: English
- Year: 2017
- Author: Richard Graham
- Language: Portuguese
- Year: 2013
- Author: Richard Graham Ferdia Gallagher
- Language: English
- Year: 2009
