Gaya APA

Santosa, A. (2009). World Heritage Nature and Culture Under the Protection of UNESCO volume 6: Eropa Utara . Surakarta: Batara Publishing.

Gaya MLA

Santosa, Agus. "World Heritage Nature and Culture Under the Protection of UNESCO volume 6: Eropa Utara". Surakarta: Batara Publishing, 2009. Buku Tercetak.