Lewis, T.G. (Theodore Gyle), author
Reston Publishing, 1981
Buku Teks
Moore, Lawrie, author
Ellis Horwood Limited, 1980
Buku Teks
Sand, Paul A., author
Osborne/McGraw-Hill, 1984
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Rohl, J.S. (Jeffrey Soden), 1938-2003, author
Cambridge University, 1980
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Findlay, William, 1947-, author
Computer Science Press, 1987
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