Riley, David D., author
Boyd & Fraser, 1987
Buku Teks
Pfaltz, John L., author
McGraw-Hill, 1977
Buku Teks
Hille, R.F., author
Prentice-Hall, 1988
Buku Teks
Tremblay, Jean-Paul, 1938-, author
McGraw-Hill, 1978
Buku Teks
Wilson, Raymond, author
McGraw-Hill, 1988
Buku Teks