Gralla, Preston
Ziff-Davis Press, 1996
Buku Teks
Eddings, Joshua
Ziff-Davis, 1994
Buku Teks SO
Derry, Gregory N.
Princeton University Press , 1999
Buku Teks SO
Bohannan, Paul
Free Press, 1995
Buku Teks
edited by John M. Dalton
New York Institute of Finance, 1998
Buku Teks