Gaya APA
Lee, C., Wahadyo, A.
(2012).
Kompilasi tip dahsyat microsoft office excel 2007
.
Jakarta:
Mediakita.
Gaya MLA
Lee, Christopher., Wahadyo, Agus.
"Kompilasi tip dahsyat microsoft office excel 2007".
Jakarta:
Mediakita,
2012.
Book.