Marieke C.A. Liem
Springer Science, 2012
eBooks
Honnold, John O.
Kluwer law and Taxation Publishers, 1989
Buku Teks
London : Sage Publication
Majalah, Jurnal, Buletin
Sibley, Rob
Stanley Thornes , 1994
Buku Teks
Juhani Kesti, editor
IBFD, 2001
Buku Teks