Gaya APA
S.Kom., F, L, S.
(2007).
Mastering microsoft excel 2007 in 7 hours
(
1)
.
Surabaya:
PT. TriExs Media.
Gaya MLA
S.Kom., Felix, Lukman,, S.E.,.
"Mastering microsoft excel 2007 in 7 hours".
1
Surabaya:
PT. TriExs Media,
2007.
Buku Analog.