Gaya APA
George, L, M., Swirles, R.
(2009).
Ratu Salju
(
1)
.
Jakarta:
Erlangga For Kids.
Gaya MLA
George, Lucy, M.., Swirles, Rachel.
"Ratu Salju".
1
Jakarta:
Erlangga For Kids,
2009.
Text.