Posner, Richard A., author
Harvard University Press, 1983
Buku Teks
Chapra, M. Umer (Muhammad Umer), 1933-, author
Edward Elgar, 2014
Buku Teks
Pennacchia, Michael A., author
Xlibris Corporation, 2012
Buku Teks
Pieper, Josef, author
Pantheon Books, 1955
Buku Teks
Wang, Lv, author
China Renmin University Press, 2015
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