Evans, Thomas G., author
Thomson/South-Western, 2003
Buku Teks
Freeman, Robert J., author
Prentice-Hall, 1988
Buku Teks
Freeman, Robert J., author
Prentice-Hall, 1993
Buku Teks
Glautier, M.W.E., author
Pitman, 1990
Buku Teks
Maxwell, Ronald J., author
Prentice-Hall, 1990
Buku Teks