Gaya APA
Bitter, G, G. (1992).
Macmillan encyclopedia of computers vol.2 .
London and New York:
New York.Macmillan Publishing Company.
Gaya MLA
Bitter, Gary, G..
"Macmillan encyclopedia of computers vol.2".
London and New York:
New York.Macmillan Publishing Company,
1992.
Referensi.