Jean Baptiste Say
United States. Congress. Senate. Committee on Patents
Shigeo Shingō
Władysław Rutkowski
W. H. Cubberly
Joan Unwin
United States. Environmental Protection Agency. Office of Compliance
Andrew Langley
Vladimir B. Ginzburg
Metals Society Editors
North American Metalworking Research Conference (6th 1978 University of Florida)
Canada. Industry, Science and Technology Canada.
Kay Davies
Roger William Bolz
J.D. Radford
International Symposium, Recycling of Metals and Engineered Materials (3rd 1995 Point Clear, Ala.)
Carl A. Zimring
United States. Bureau of the Census
Kurt Guild
Ehsan Toyserkani