George Eliot
Marc Reisner
Unknown Author
Rand McNally
United States. Congress. House. Committee on Appropriations
United States. General Accounting Office
F. Batmanghelidj
Elinor Ostrom
Rochelle Strauss
United States. General Accounting Office. Accounting and Information Management Division
United States. Congress. House. Committee on Agriculture
Charles Fishman
United States. Dept. of the Interior.
Donald Worster
Malin Falkenmark
Alison L. Fong