Gaya APA
O'Leary, T, J.
(2005).
Computing Essentials 2005 : Introductory editions
.
Boston:
McGraw Hill.
Gaya MLA
O'Leary, Timothy, J.
"Computing Essentials 2005 : Introductory editions".
Boston:
McGraw Hill,
2005.
Buku Tercetak.