World Health Organization
World Health Organization, 1990
Buku Teks SO
McMahon, Rosemary
World Health Organization, 1992
Buku Teks
Chapman & Hall Medical, 1993
Buku Teks
by Ministry of Health Republic of Indonesia
Departemen Kesehatan, 1990
Buku Teks
Hicks, Donald
Her Majesty's Stationary Office, 1976
Buku Teks