Cleland, David I.
McGraw-Hill, 1981
Buku Teks
Blanchard, Benjamin S.
Prentice-Hall, 1976
Buku Teks
Ritz, George J.
New York: McGraw-Hill, 1990
Buku Teks
Oberlender, Garold D.
McGraw-Hill, 1993
Buku Teks
Blanchard, Benjamin S.
Prentice-Hall, 1992
Buku Teks