Fifield, Russell H., author
Praeger , 1963
Buku Teks
Mathews, John Mabry
Appleton-Century Company, 1938
Buku Teks
Congresseional Quarterly, 1986
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Syahrul Awal, author
2016
UI - Tesis (Membership)
Langdon, Robert M., author
Littlefield Adams, 1961
Buku Teks