- Author: Patrick N. Cain, Martha Martini, David Ramsey, Stephen A. Block, Patrick N. Cain, Adam M. Carrington, William C. Duncan, Lauren Hall, Terence J. Kleven, Peter Lawler
- Language: English
- Year: 2016
- Author: William R. Duncan
- Language: English
- Year: 1976
- Author: Sharon Christensen, William David Duncan
- Language: English
- Year: 2016
Manufacturing 2000
epub
- Author: William L. Duncan
- Language: English
- Year: 1994