Larson, Harold J., 1934-
John Wiley & Sons, 1975
Buku Teks
Levine, David M., 1946-
Prentice-Hall, 1999
Buku Teks
McClave, James T.
Dellen Publishing, 1979
Buku Teks
Hays, William Lee, 1926-1995
Harcourt Brace Colege, 1994
Buku Teks
McClave, James T.
Dellen Publishing, 1985
Buku Teks