Linoff, Gordon S., author
Wiley publishing, 2011
Buku Teks
Adrian Payne, author
Cambridge University Press, 2013
eBooks
Cortada, James W., author
McGraw-Hill, 1993
Buku Teks
Stone, Merlin, author
Crest, 2001
Buku Teks
Johnson, Lewis K., author
Allyn and Bacon, 1957
Buku Teks