APA Style
Santosa, A. (2009).
World heritage nature and culture under the protection of UNESCO volume 7 : Eropa Timur .
Jakarta:
Batara Publishing.
MLA Style
Santosa, Agus.
"World heritage nature and culture under the protection of UNESCO volume 7 : Eropa Timur".
Jakarta:
Batara Publishing,
2009.
Text.