Gaya APA
WEINBERG, G, L.
(1994).
A WORLD AT ARMS
(
EDISI 1)
.
AMERICA:
CAMBRIDGE UNIVERSTY PRESS.
Gaya MLA
WEINBERG, GERHARD, L..
"A WORLD AT ARMS".
EDISI 1
AMERICA:
CAMBRIDGE UNIVERSTY PRESS,
1994.
Text.