Gaya APA
Komputer, W.
(2009).
Shortcourse Series Microsoft Excel 2007
.
Yogyakarta:
C.V ANDI OFFSET.
Gaya MLA
Komputer, Wahana.
"Shortcourse Series Microsoft Excel 2007".
Yogyakarta:
C.V ANDI OFFSET,
2009.
Cetak.