Gaya APA
Lye, keith. (2001).
Gempa Bumi .
london:
Grolier international.
Gaya Chicago
Lye, keith.
Gempa Bumi.
london:
Grolier international,
2001.
Text.
Gaya MLA
Lye, keith.
Gempa Bumi.
london:
Grolier international,
2001.
Text.
Gaya Turabian
Lye, keith.
Gempa Bumi.
london:
Grolier international,
2001.
Print.