Penggayaan APA
PAPUA Guinea: A 20/20 vision. (1997).
[s.l.]:
[s.n.].
Chicago Style
PAPUA Guinea: A 20/20 vision.
.
[s.l.]:
[s.n.],
1997.
Buku.
MLA Style
PAPUA Guinea: A 20/20 vision.
.
[s.l.]:
[s.n.],
1997.
Buku.
Turabian Style
PAPUA Guinea: A 20/20 vision.
[s.l.]:
[s.n.],
1997.
Buku.