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
Jackson, Richard H.
World regional geography : issues for today
Wiley Eastern Limited, 1986
 Buku Teks
Essentials of world regional geography / Chris topher L. Salter ...[et al.]
Saunders College Publishing, 2000
 Buku Teks
Jackson, Richard H.
Instructor's resource manual for world regional geograpy : issues for today
John Wiley & Sons, 1982
 Buku Teks