Gaya APA
Encyclopedia of Knowledge: Volume 4. (1995).
Danbury, Connecticut:
Grolier Incorporated.
Gaya Chicago
Encyclopedia of Knowledge: Volume 4.
.
Danbury, Connecticut:
Grolier Incorporated,
1995.
Buku.
Gaya MLA
Encyclopedia of Knowledge: Volume 4.
.
Danbury, Connecticut:
Grolier Incorporated,
1995.
Buku.
Gaya Turabian
Encyclopedia of Knowledge: Volume 4.
Danbury, Connecticut:
Grolier Incorporated,
1995.
Buku.