Buck, A. A., author
World Health Organization, 1974
Buku Teks
Klatt, Edward C., author
Saunders Elsevier, 2010
Buku Referensi
Stakman, E.C., author
Ronald Press, 1957
Buku Teks
edited by R.S. Singh ... [et al.]
Oxford & IBH, 1988
Buku Teks
Farrer-Brown, Geoffrey, author
Wolfe Medical, 1977
Buku Teks