- Author: Welch Edward T.
- Language: English
- Year: 2012
- Author: Welch Edward T
- Language: English
- Year: 2013
- Author: Welch Edward, Mauriac François
- Language: English
- Year: 2006
- Author: Welch Edward, Barnet Marie-Claire
- Language: English
- Year: 2007
- Author: Robert B. Welch Edward C. Carterette and Morton P. Friedman (Auth.)
- Language: English
- Year: 1978