Physicians Postgraduate Press, 2003
Majalah, Jurnal, Buletin
edited by Joseph D. Noshpitz
John Wiley & Sons, 1997
Buku Referensi
Curran, Desmond, author
Churchill, Livingtone, 1972
Buku Teks
Springer, 2012
eBooks
Rowe, Clarence J.
W. C. Brown Co, 1975
Buku Teks