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Buku Teks
edited by Mark Dawson, Bruno De Witte and Elise Muir
Edward Elgar Publishing, 2013
Buku Teks
Knook, Allard, author
Utrecht University, 2009
Buku Teks
Broberg, Morten P.
United Kingdom Oxford university Press, 2014
Buku Teks
edited by D.J. Gijlstra and E.L.M. Volker
Kluwer Law & Taxation, 1983
Buku Teks