Miller, Charles D., author
Scott, Foresman, 1969
Buku Teks
Kandasamy, W.B. Vasantha, author
HEXIS, 2005
Buku Teks
Strang, Gilbert, author
Wellesley Cambridge Press, 1986
Buku Referensi
McEliece, Robert J., author
Random House, 1989
Buku Teks
Smyrl, J.L., author
Hodder and Stoughton, 1978
Buku Teks