- Author: Adam Butler, Michael Philbrick, Rodrigo Gordillo
- Language: English
- Year: 2016
- Author: Heritage Foundation Stuart M. Butler Michael Sanera W. B. Weinrod
- Language: English
- Year: 1984
- Author: Butler Michael J
- Language: English
- Year: 2012
- Author: David Butler Michael Pinto-Duschinsky (auth.)
- Language: English
- Year: 1971
- Author: Butler Michael E
- Language: English
- Year: 1994
