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Russell Sage Foundation , 1967
Buku Teks
Loss, Louis
Little, Brown , 1988
Buku Teks
Vidal, Eduardo, author
Global Law and Business, 2011
Buku Teks
Weiss, David M.
New York Institute of Finance , 1986
Buku Teks
Posner, Richard A., author
Litle, Brown, 1980
Buku Teks