Gaya APA
Santosa, A. (2009).
World Heritage, Nature & Culture, Under The Protection of UNESCO, Eropa Utara { 6 } .
Jakarta:
Batara Publising.
Gaya MLA
Santosa, Agus.
"World Heritage, Nature & Culture, Under The Protection of UNESCO, Eropa Utara { 6 }".
Jakarta:
Batara Publising,
2009.
Text.