William R. Proffit, Henry W. Fields, David M. Sarver, James L. Ackerman
Elsevier/Mosby, 2013
Buku Teks
Houston, William John Ballantyne
Butterworth-Heinemann, 1992
Buku Teks
Mitchell, Laura, 1958-
Oxford University Press, 2007
Buku Teks
Mitchell, Laura, 1958-
Oxford University Press, 2013
Buku Teks
Scuzzo, Giuseppe
Quintessenz Verlag, 2003
Buku Teks