Gup, Benton E., author
John Wiley & Sons, 1987
Buku Teks
Joy, O. Maurice
Richard D. Irwin. Inc., 1980
Buku Teks
Brigham, Eugene F., 1930-, author
The Dryden Press, 1996
Buku Teks
Brigham, Eugene F., 1930-, author
The Dryden Press, 1990
Buku Teks
Gitman, Lawrence J., author
Addison-Wesley, 2003
Buku Teks