Gaya APA

al}, A, D, M, {., Santosa, A. (2009). World heritage nature and culture under the protection of UNESCO volume 7 : Eropa Timur (edisi 1). Jakarta: Batara Publishing.

Gaya MLA

al}, Agustina, Dwisati, Malvini, {et., Santosa, Agus. "World heritage nature and culture under the protection of UNESCO volume 7 : Eropa Timur". edisi 1 Jakarta: Batara Publishing, 2009. Text.