Haag, Stephen, author
McGraw-Hill, 2004
Buku Teks
Haag, Stephen, author
2004
Multimedia
Haag, Stephen, author
Irwin McGraw-Hill, 1998
Buku Referensi
Lucas, Henry C., author
McGraw-Hill, 1981
Buku Teks
Murdick, Robert G., author
Prentice-Hall, 1984
Buku Teks