Gerstein, Marc S, author
Addison-Wesley, 1987
Buku Teks SO
Brian, William F., II, author
American Hospital Association, 1996
Buku Teks
E. Wainright Martin ... [and others]
Pearson, 2002
Buku Teks
Lucas, Henry C., author
McGraw-Hill , 1997
Buku Teks
Harrington, Jon, author
Prentice-Hall, 1991
Buku Teks