Henderson J. Vernon , T. J. (2004). Cities and Geography. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Henderson J. Vernon , Thisse Jacques-François. Cities and Geography. ELSEVIER, 2004.
Lua MLA (8ú heag.)Henderson J. Vernon , Thisse Jacques-François. Cities and Geography. ELSEVIER, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.