- Author: MIKE. ROBERTS
- Language: English
- Author: Anthony Fletcher Peter Roberts
- Language: English
- Year: 1994
- Author: John G. Roberts
- Language: English
- Year: 1973
- Author: Bruce Roberts-Goodson
- Language: English
- Year: 1998
- Author: Glenn Gould John P. L. Roberts Ghyslaine Guertin
- Language: English
- Year: 1992
- Author: Bill Roberts, Jim Fitch
- Language: English
- Year: 2014
- Author: John M. Mulder, F. Morgan Roberts, Richard J. Mouw
- Language: English
- Year: 2015
- Author: John Roberts
- Language: English
- Year: 2000
- Author: John L Roberts
- Language: English
- Year: 2022