Gaya APA
Sutchliff, R, M. et al
(2011).
The eagle of the ninth
(
edisi 1)
.
bandung:
Qanita.
Gaya MLA
Sutchliff, Rose, Mary. et al.
"The eagle of the ninth".
edisi 1
bandung:
Qanita,
2011.
Text.