Bittker, Boris I.
United States taxation of foreign income and foreign persons
Federal Tax Press, 1968
Buku Teks
Doernberg, Richard L.
International taxation in a nutshell
West , 1993
Buku Teks
Gunadi
Taxation on personal service income: based on income tax law and tax treaty
[publisher not identified], 2001
Buku Teks
Stephan, Paul B.
Federal income taxation
Emmanuel Law Outlines, 1994
Buku Teks
Gaffney, Dennis J.
Principles of federal income taxation
McGraw-Hill, 1982
Buku Teks