Proffit, William R, author
Mosby, 2000
Buku Referensi
William R. Proffit, Henry W. Fields, David M. Sarver, James L. Ackerman
Elsevier/Mosby, 2013
Buku Teks
Mitchell, Laura, 1958-, author
Oxford University Press, 2007
Buku Teks
Mitchell, Laura, 1958-, author
Oxford University Press, 2013
Buku Teks
Houston, W.J.B. (William John Ballantyne), author
Butterworth-Heinemann, 1992
Buku Teks