Gaya APA
dkk, S.
(2010).
Geography Fun Facts and Stories Behind: Polar Land
(
Cet. 1)
.
Jakarta:
Pustaka Lebah.
Gaya MLA
dkk, Sundoro.
"Geography Fun Facts and Stories Behind: Polar Land".
Cet. 1
Jakarta:
Pustaka Lebah,
2010.
Text.