Jones, Howard, author
Franklin Watt , 1985
Buku Teks
Jones, Howard, author
Franklin Watts, 1985
Buku Teks
Morris, Richard B., author
Van Nostrand Reinhold, 1955
Buku Teks
Cornell Paperbacks, 1971
Buku Teks
Kennan, George F., 1904-, author
The University of Chicago Press , 1953
Buku Teks