Hsu, Tai-Ran
McGraw-Hill, 2002
Buku Teks
Phillips, Charles L.
Prentice-Hall, 1988
Buku Teks
Hostetter, Gene H., 1939-
Saunders College Publishing, 1989
Buku Teks
McDonald, A.C.
Reston Publishing, 1981
Buku Teks
Phillips, Charles L.
Prentice-Hall, 1996
Buku Teks