Hudson, Ray
Productions, places and environment : Changing perspectives in economic geography
Prentice-Hall, 2000
 Buku Teks
Hudson, Ray
Production, places and environment : changing perspectives in economic geography
Prentice-Hall, 2000
 Buku Teks
Wheeler, James O.
Economic geography
John Wiley & Sons, 1986
 Buku Teks
Alexander, John W.
Economic geography
Prentice-Hall, 1979
 Buku Teks
Hartshorn, Truman Asa
Economic geography
Prentice-Hall, 1988
 Buku Teks