Moore, David S.
WH. Freeman and Company, 2000
Multimedia
Simpson, I.S., author
Library Association, 1988
Buku Teks
Kaplan, Robert M., author
Allyn and Bacon , 1987
Buku Teks
Kuzma, Jan W., author
Mayfield Publ., 1984
Buku Teks
Smith, Frank C., author
Richard D. Irwin, 1960
Buku Teks