Forsythe, George E. (George Elmer), 1917-, author
Prentice-Hall, 1967
Buku Teks
Nazareth, John Lawrence, author
Oxford University Press, 1987
Buku Teks
Crouch, Ralph, author
Scott, Foresman, 1966
Buku Teks
George, Alan, author
Prentice-Hall, 1981
Buku Teks
Springer-Verlag, 1991
Buku Teks