Gaya APA
O'LEARY, T, J., O'LEARY, L, I. (2007).
Computing Essentials 2007: Complete Edition (1st).
Boston:
McGraw-Hill.
Gaya MLA
O'LEARY, Timothy, J.., O'LEARY, Linda, I..
"Computing Essentials 2007: Complete Edition".
1st
Boston:
McGraw-Hill,
2007.
Printed.