Emery, Edwin, editor
Dodd, Mead Company, 1968
Buku Teks
Emery, Edwin, editor
Dood, Mead & Company, 1971
Buku Teks
Zuckman, Harvey L., author
West Publishing, 1983
Buku Teks
Vivian, John, author
Pearson and AB, 2007
Buku Teks
Schramm, Wilbur, author
American Hospital Association, 1974
Buku Teks