United States. General Accounting Office
Poland.
Canada
Oliver E. Williamson
Roger J. Grabowski
United States. General Accounting Office. Accounting and Information Management Division
United States. Congress. Senate. Committee on Small Business.
Jackie Wang
Jeremy Rifkin
Jesko Perrey
Jack J. Phillips
Carlos Arturo Londoño Orozco
C. G. Edge
David S. Clifton