United States. General Accounting Office
Francis DeWinter
Jackson Hand
Ursula Eicker
James Edward Johnson
Dan Ramsey
Montana. Energy Division
Ken Haggard
Unknown Author
Thomas Scott Dean
Gene Wenzel
John Kaufmann
George Ashel Lane
Ted Lucas
National Center for Appropriate Technology (U.S.)
John I. Yellott
Samir Kumar Ghosh Roy
Robert Wynne Adams
Jan F. Kreider