APA Style
SUDIBYONO, A, H.
(1990).
Wordstar Professional Release 5.0-5.5
(
2)
.
Yogyakarta:
Andi Offset.
MLA Style
SUDIBYONO, AGUSTINUS, HANUNG.
"Wordstar Professional Release 5.0-5.5".
2
Yogyakarta:
Andi Offset,
1990.
Text.