Gaya APA
WINARNO, W, W.
(1993).
WORDPERFECT 5.1 TIPS & TRICK
.
YOGYAKARTA:
STIE YKPN.
Gaya MLA
WINARNO, WING, WAHYU.
"WORDPERFECT 5.1 TIPS & TRICK".
YOGYAKARTA:
STIE YKPN,
1993.
Text.