Gaya APA
Winarno, W, W.
(1993).
Word perfect 5.1; tips & trick
(
1)
.
Yogyakarta:
STIE YKPNY.
Gaya MLA
Winarno, Wing, Wahyu.
"Word perfect 5.1; tips & trick".
1
Yogyakarta:
STIE YKPNY,
1993.
Teknik Informatika.