Gaya APA

Sundberg, N, D., Agus, S. (2009). World Heritage Nature Dan Culture Under The Protection Of Unesco [ Eropa Timur ) Vol. 7 (-). Jakarta: Batara Publishing.

Gaya MLA

Sundberg, Norman, D., Agus, Santosa. "World Heritage Nature Dan Culture Under The Protection Of Unesco [ Eropa Timur ) Vol. 7". - Jakarta: Batara Publishing, 2009. Text.