Martin, James, author
Prentice-Hall, 1972
Buku Teks
Stalling, William, author
Prentice-Hall, 2000
Buku Teks
Tugal, Dogan A., author
McGraw-Hill, 1982
Buku Teks
Doll, Dixon R., author
John Wiley & Sons, 1978
Buku Teks
Housley, Trevor
Prentice-Hall, 1987
Buku Teks