Truskey, George A., author
Pearson/Prentice Hall, 2004
Buku Teks
Leith, John D., author
Burgess, 1970
Buku Teks
Dolphin, Warren D., author
McGraw-Hill, Higher Education, 2008
Buku Teks
World Health Organization, 1991
Buku Referensi
Garoutte, Michael P., author
John Wiley & Sons, Inc, 2007
Buku Teks