Sanyal, Rajib N
Prentice-Hall, 2001
Buku Teks
Farmer, Richard N.
Dickinson, 1968
Buku Teks
Globerman, Steven
Prentince-Hall, 1986
Buku Teks
edited by Margaret Woods, Peter Kajuter, Philip Linsley
CIMA, 2008
Buku Teks
Madura, Jeff
Thomson South-Western, 2003
Buku Teks