Whitehead, Alfred North, 1861-1947
Oxford University Press, 1969
Buku Teks
Strang, Gilbert
Wellesley Cambridge Press, 1986
Buku Referensi
Keedy, Mervin J.
Addison-Wesley , 1969
Buku Teks
McEliece, Robert J.
Random House, 1989
Buku Teks
Fine, Nathan J.
Rand McNally, 1965
Buku Teks