edited Steven L. Spiegel
St. Martin's Press, 1981
Buku Teks
Cambridge University Press, 2003
Buku Teks
Padelford, Norman J., author
Macmillan, 1962
Buku Teks
Rourke, John T., author
McGraw-Hill, 2001
Buku Teks
Nikolaos Tzifakis, editor
[Springer, ], 2012
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