Christoopher, P. J. (2009). Greatest citie in the world you should visit. Indiana Publishing House.
Lua i Stíl Chicago (17ú heag.)Christoopher, Paul J. Greatest Citie in the World You Should Visit. New Delhi: Indiana Publishing House, 2009.
Lua MLA (9ú heag.)Christoopher, Paul J. Greatest Citie in the World You Should Visit. Indiana Publishing House, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.