APA Style
Microsoft Office Excel 2007. (2007).
Yogyakarta, Madiun:
.
Chicago Style
Microsoft Office Excel 2007.
.
Yogyakarta, Madiun:
,
2007.
Text.
MLA Style
Microsoft Office Excel 2007.
.
Yogyakarta, Madiun:
,
2007.
Text.
Turabian Style
Microsoft Office Excel 2007.
Yogyakarta, Madiun:
,
2007.
Print.