Gaya APA
HAAG, S., O\'LEARY, T, J.
(2004).
Microsoft office excel 2003 / Stephen Haag
.
New York:
McGraw-Hill.
Gaya MLA
HAAG, Stephen., O\'LEARY, Timothy, J..
"Microsoft office excel 2003 / Stephen Haag".
New York:
McGraw-Hill,
2004.
Text.