Schroeder, Richard C.
An outline American government
International Communicational Agency, [date of publication not identified]
 Buku Teks
An outline of the American economy
United States Information Agency, 1991
 Buku Teks
Outline of American literature
United State Information Agency, 1994
 Buku Teks
An outline of American history
U.S. Information Service,, 1981
 Buku Teks
An outline of American history
Embassy of the United States of American, [date of publication not identified]
 Buku Teks