Gaya APA
Shermer, David. (2003).
World war I .
London:
Chancellor.
Gaya Chicago
Shermer, David.
World war I.
London:
Chancellor,
2003.
Text.
Gaya MLA
Shermer, David.
World war I.
London:
Chancellor,
2003.
Text.
Gaya Turabian
Shermer, David.
World war I.
London:
Chancellor,
2003.
Print.