Niswonger, Clifford Rollin, 1907-
South-Western Pub., Co. , 1977
Buku Teks
Stevenson, Russell A.
Alexander Hamilton Institute, 1962
Buku Teks
Hosch, Gordon A.
Prentice-Hall, 1979
Buku Teks
Weygandt, Jerry J.
John Wiley & Sons, 2005
Buku Teks
Fess, Philip E.
South-Western, 1989
Buku Teks