Wekerle, Gerda R.
Van Nostrand Reinhold, 1995
Buku Teks
Elsevier Mosby, 2005
Buku Teks
Henderson, James A.
Little, Brown, 1992
Buku Teks
Finnz, Steven R.
Emmanuel Law Outlines, Inc, 1993
Buku Teks
Antti Ahlava, Harry Edelman, editor
Tailor and Francis Group, 2009
Buku Teks