Cox, Anthony, author
Butterworth, 1981
Buku Teks
Redstone, Louis G., author
McGraw-Hill, 1978
Buku Teks
American Hospital Association, 1996
Buku Teks
Christman, Luther P., author
Westview Press, 1981
Buku Teks
Miller, Richard L., author
W.W. Norton , 2002
Buku Teks