Gaya APA
Mulyono, P. (2009).
World Heritage Nature & Culture ; Under the protection of UNESCO (2009).
Surakarta:
Batara pubishing.
Gaya MLA
Mulyono, Perwito.
"World Heritage Nature & Culture ; Under the protection of UNESCO".
2009
Surakarta:
Batara pubishing,
2009.
Text.