South-Western , 2005
Buku Teks
Meigs, Walter B., author
McGraw-Hill, 1986
Buku Teks
Weygandt, Jerry J., author
John Wiley & Sons,
Buku Teks
Kochanek, Richard F., author
Harcourt Brace Jovanovich, 1990
Buku Teks
Arnold, John, author
Prentice-Hall, 1985
Buku Teks