Shier, David, author
McGraw-HIll, 2000
Buku Teks
McClintic, J. Robert, author
John Wiley & Sons, 1980
Buku Teks
Shier, David
McGraw-Hill, 2000
Buku Teks
Burke, Shirley R., author
John Wiley & Sons, 1980
Buku Teks
Thibodeau, Gary A., 1938-2013, author
Mosby, 2007
Buku Teks