World Health Organization, 1997
Buku Teks
by Robert Desjarlais [and others]
Oxford University Press, 1995
Buku Teks
Barry, Patricia D.
Lippincott , 1998
Buku Teks
Brogan, D.W. (Denis William), author
Harcourt, Brace & World, 1963
Buku Teks
edited by A.M. Davies, B.P. Mansourian
Hogrefe & Huber, 1992
Buku Teks