Alpha Electric
http://www.alpha-electric.com
(p. 136)

U.S. Department of Labor
http://www.dol.gov
(p. 141)

U.S. Air Force
http://www.af.mil
(p. 142)

IBM
http://www.ibm.com
(p. 143)

Griffin Pipe Products Company
http://www.griffinpipe.com
(p. 161)

U.S. Equal Employment Opportunity Commission
http://www.eeoc.gov
(p. 161)

European Organisation for the Safety of Air Navigation
http://www.eurocontrol.int
(p. 163)