Wan, Thomas T.H.
Health Professions Press, 1995
Buku Teks
Broyles, Robert W., author
Aspen Systems, 1980
Buku Teks
Broyles, Robert W., author
Aspen Systems, 1979
Buku Teks
Ozcan, Yasar A., author
Jossey- Bass, 2009
Buku Teks
WHO
Geneva, WHO, 1996, 1996
Buku Teks