Pierre, Andrew J., author
Council on Foreign Relations, 1984
Buku Teks
Sherman, Howard J., author
Appleton-Century-Crofts, 1964
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Ochel, Wolfgang, author
Pinter, 1987
Buku Teks
Lamfalussy, A.
Macmillan, 1961
Buku Teks
Thirlwall, A.P.
Macmillan, 1974
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