Ashley, Ruth, author
John Wiley & Sons, 1978
Buku Teks
Reynolds, John C., author
Prentice-Hall, 1978
Buku Teks
Tucker, Allen B., author
McGraw-Hill, 1986
Buku Teks
Gries, David, author
Springer-Verlag, 1981
Buku Teks
Miller, Alan R., author
John Wiley & Sons, 1981
Buku Teks