Interactive world issues : of place and planet
McGaw-Hill, 2004
Multimedia
Planet earth : Macmillan world atlas
Macmillan, 1991
Buku Referensi
No business is an island: making sense of the interactive business world
edited by Hakan Hakansson, Ivan Snehota
Emerald, 2017
eBooks
Planet, Lonely
One planet : inspirational travel photography from around the world
Lonely Planet, 2012
Buku Teks SO
Latz, Gil
The power of place : world regional geography : study guide
John Wiley & Sons, 1996
Buku Referensi