Louvar, Joseph F., author
Prentice-Hall, 1998
Buku Teks
Marsh, William M., author
John Wiley & Sons, 2005
Buku Teks
Rittman, Bruce E., author
McGrow-Hill , 2001
Buku Teks
Marsh, William M., author
John Wiley & Sons, 1998
Buku Teks
Lerche Ian, author
McGraw-Hill, 2001
Buku Teks