Gaya APA

Boniface, B, , G., Cooper, C. (2001). Worldwide destinations : the geography of travel and tourism (3rd. ed). Oxford: Butterworth Heinemann.

Gaya MLA

Boniface, Brian, , G.., Cooper, Chris. "Worldwide destinations : the geography of travel and tourism". 3rd. ed Oxford: Butterworth Heinemann, 2001. BUKU.