Gaya APA
W, W.
(1992).
The Next 25 Years Indonesia's Journey Into The Future
.
Jakarta:
Yayasan Persada Nusantara.
Gaya MLA
W, Wilson,Donald.
"The Next 25 Years Indonesia's Journey Into The Future".
Jakarta:
Yayasan Persada Nusantara,
1992.
Text.