Indiana Purdue University Press, 2014
Buku Teks
Brown, Adrian, author
Facet Publishing, 2006
Buku Teks
Parker, C.C. (Christopher Charles), author
Butterworths, 1960
Buku Teks
Wilkinson, Joseph W., author
Prentice-Hall, 1987
Buku Teks
Turban, Efraim, 1930-, author
John Wiley & Sons, 1996
Buku Teks