Lang, Serge, 1927-2005, author
Addison-Wesely, 1974
Buku Teks
Archbold, J.W., author
English Language Book Society, 1974
Buku Teks
Brumfiel, Charles Francis, 1914-, author
Addison-Wesley, 1962
Buku Teks
Stevens, Lee A., author
Wadsworth, 1970
Buku Teks
Barnett, Raymond A., author
McGraw-Hill, 1984
Buku Teks