- Author: David L. Goetsch John A. Nelson and William S. Chalk
- Language: English
- Year: 2000
- Author: Robert F. Brun John C. Sheihing
- Language: English
- Year: 1973
- Author: D. A. Anderson
- Language: English
- Year: 1971
- Author: Richard L. Allen Bob R. Hunter
- Language: English
- Year: 1972
- Author: Richard W. Tinnell
- Language: English
- Year: 1971
- Author: Richard W. Tinnell
- Language: English
- Year: 1972
- Author: Larry Teel
- Language: English
- Year: 1972
- Author: Richard W. Tinnell
- Language: English
- Year: 1971
- Author: David P. Madsen- David A. Madsen
- Language: English
- Year: 2011
- Author: James G. Quintiere
- Language: English
- Year: 1997