Hoffer, Jeffrey A.
The Benyamin/cummings pub, 1996
Buku Teks SO
Whitten, Jeffrey L.
Richard D. Irwin, 1990
Buku Teks
Whitten, Jeffrey L.
McGraw-Hill, 2002
Buku Teks SO
Shelly, Gary B.
Course Technology, 2001
Buku Teks SO
Whitten, Jeffrey L.
Irwin, 1994
Buku Teks SO