Gaya APA
Our Common Future: World Commission on Environment and Development. (1991).
Oxford:
Oxford Univesity Press.
Gaya Chicago
Our Common Future: World Commission on Environment and Development.
.
Oxford:
Oxford Univesity Press,
1991.
Buku.
Gaya MLA
Our Common Future: World Commission on Environment and Development.
.
Oxford:
Oxford Univesity Press,
1991.
Buku.
Gaya Turabian
Our Common Future: World Commission on Environment and Development.
Oxford:
Oxford Univesity Press,
1991.
Buku.