Israel, Saul
World geography today
Holt, Rinehart and Winston, 1976
 Buku Teks
James, Preston E.
The wide world: a geography
Macmillan, 1972
 Buku Teks
Globalization and diversity: geography of a changing world
by Les Rowntree ... [and others]
Prentice-Hall, 2011
 Buku Teks
Jackson, Richard H.
World regional geography: issues for today
Wiley, 1986
 Buku Teks
Jackson, Richard H.
World regional geography : issues for today
John Wiley & Sons, 1982
 Buku Teks