Turow, Joseph, author
Routledge, 2009
Buku Teks
Vivian, John, author
Allyn and Bacon, 2014
Buku Teks
Wilson, Stan Le Roy, author
McGraw-Hill, 1995
Buku Teks
Schramm, Wilbur, author
American Hospital Association, 1974
Buku Teks
Dominick, Joseph R.
Random House, 2005
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