Lua APA (7ú heag.)

Alexander, J. (1979). Economic grography (2nd.). Prentice Hall.

Lua i Stíl Chicago (17ú heag.)

Alexander, J. Economic Grography. 2nd. New Delhi: Prentice Hall, 1979.

Lua MLA (9ú heag.)

Alexander, J. Economic Grography. 2nd. Prentice Hall, 1979.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.