Gaya APA
st, N, S.
(2007).
cara mudah belajar openoffice.org 2.0 writer calc impress
.
bandung:
yrama widya.
Gaya MLA
st, Nana, Suarna,.
"cara mudah belajar openoffice.org 2.0 writer calc impress".
bandung:
yrama widya,
2007.
Text.