Congressional Ethic
Congressional Quarterly, 1980
Buku Teks
Race and ethic
Buku Teks
Moliterno, James E.
Global issues in legal ethic
Thomson/West, 2007
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Weber, Max, 1864-1920
The protestant ethic and the spirit of capitalism
Routledge Classics , 2001
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Meadow, Charles T.
Basics of online searching
John Wiley & Sons, 1981
Buku Teks