Gaya APA
Winarno, W, W.
(1992).
Program bantu lotus 1.2.3 / Wing Wahyu Winarno
(
Cet.5)
.
Jakarta:
.
Gaya MLA
Winarno, Wing, Wahyu.
"Program bantu lotus 1.2.3 / Wing Wahyu Winarno".
Cet.5
Jakarta:
,
1992.
Textbook.