edited by Harry Rosen
Spectrum Publ. , 1977
Buku Teks
Dever, G. E. Alan, author
Aspen Systems Corp., 1980
Buku Teks
Grundy, Fred, author
HK Lewis, 1974
Buku Teks
by Ministry of Health Republic of Indonesia
Departemen Kesehatan, 1990
Buku Teks
World Health Organization, 1996
Buku Teks