Vickrey, William
Agenda for progressive taxation
Ronald Press, 1947
 Buku Teks SO
Uneasy truces
edited by Karen Lamb
Penguin Books, 1990
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Williamson, J. Peter (John Peter)
Federal taxation : case and noter
Scott, Foresman, 1968
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Nightingale, Kath
Taxation
Prentice-Hall, 2002
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Taxation
edited by Emile Woolf
Pitman, 1986
 Buku Teks SO