Gaya APA
Encyclopedia of World History. (2008).
[s.l.]:
[s.n.].
Gaya Chicago
Encyclopedia of World History.
Cet. 1.
[s.l.]:
[s.n.],
2008.
Text.
Gaya MLA
Encyclopedia of World History.
Cet. 1.
[s.l.]:
[s.n.],
2008.
Text.
Gaya Turabian
Encyclopedia of World History.
[s.l.]:
[s.n.],
2008.
Print.