Ahlbom, Anders
Epideology Resources, 1984
Buku Teks
Timmreck, Thomas C, author
EGC, 2005
Buku Teks
Lilienfeld, Abraham M., author
Oxford University Press, 1980
Buku Teks
Friedman, Gary D., author
Yayasan Essentia Medica, 1986
Buku Teks
Christie, David
UNSW Press, 1997
Buku Teks