Stephen M. Horan, editor
John Wiley & Sons, 2009
Buku Teks
Amling, Frederick
Irwin, 1986
Buku Teks
Hallman, G. Victor
McGraw-Hill , 1983
Buku Teks
Greene, Mark R.
South-Western Publishing CO., 1983
Buku Teks
Kapoor, Jack R., 1937-
McGraw-Hill/Irwin, 2004
Buku Teks