Eddy Wymeersch, Klaus J. Hopt, Guido Ferrarini, editors
Oxford University Press, 2012
Buku Teks
Andrie Zainal Zen, author
2017
UI - Skripsi (Membership)
Schroeder, Milton R., author
Warren, Gorham & Lamont, 1995
Buku Teks
edited by Niamh Moloney, Eilis Ferran; Jennifer Payne
Oxford University Press, 2015
Buku Teks
Cambridge University Press, 2019
eBooks