Huber, Carlo, author
The Council for Research Values and Philosophy , 2001
Buku Teks
Stilgoe, John R., 1949, author
The MIT Press, 2015
Buku Teks
Oxford University Press, 1962
Buku Teks
Chalmers, A.F., author
University of Green Sland Press, 1982
Buku Teks
Glock, Hans-Johann, 1960-, author
Cambridge University Press, 2012
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