World restaurants and bars
Murakmi, Kei, editor
Shotenkenchiku-Sha , 2002
 Buku Referensi
Atlas of the world
Gedes & Grosset, 2003
 Buku Referensi
World atlas
University of Technology Sydney
Lovell Johns , 1996
 Buku Referensi
Atlas of the world
Rand McNally, editor
Time-Life Books, 1968
 Buku Referensi
Philip's atlas of world history
London Chancellor Press 1999,
 Buku Referensi