edited by Richard H. Egdahl
Springer-Verlag, 1977
Buku Teks
WHO
Geneva, WHO, 1996, 1996
Buku Teks
Christman, Luther P., author
Westview Press, 1981
Buku Teks
An Aspen Publication, 1995
Buku Teks
Wolper, Lawrence F., author
Jones & Bartlett, 2011
Buku Teks