Lang, Serge, 1927-2005, author
Addison-Wesely, 1974
Buku Teks
Archbold, J.W., author
English Language Book Society, 1974
Buku Teks
Miller, Julie, author
McGraw-Hill, Higher Education, 2008
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Brumfiel, Charles Francis, 1914-, author
Addison-Wesley, 1962
Buku Teks
Polock, D.S.G., author
John Wiley & Sons, 1979
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