edited by John R. Bowen and Roger Petersen
Cambridge University Press, 1999
Buku Teks
Jean-Francois Bellis, Porter Ellioty, Van Bael, editor
Thomson Reuters, 2011
Buku Teks
Andrew Horrocks, Clyde & Co LLP, editor
Thomson Reuters, 2011
Buku Teks
Estell, Kenneth
Visible Ink Press, 1994
Buku Teks
by Colin M. Turnbull
Simon and schuster, 1962
Buku Teks