Gaya APA
Guns, Germs and Steel into the Tropics. (2004).
Jakarta:
Medialine Entertainment.
Gaya Chicago
Guns, Germs and Steel into the Tropics.
.
Jakarta:
Medialine Entertainment,
2004.
.
Gaya MLA
Guns, Germs and Steel into the Tropics.
.
Jakarta:
Medialine Entertainment,
2004.
.
Gaya Turabian
Guns, Germs and Steel into the Tropics.
Jakarta:
Medialine Entertainment,
2004.
.