APA aipamena

Christoopher, P. J. (2009). Greatest citie in the world you should visit. Indiana Publishing House.

Chicago Style aipamena

Christoopher, Paul J. Greatest Citie in the World You Should Visit. New Delhi: Indiana Publishing House, 2009.

MLA aipamena

Christoopher, Paul J. Greatest Citie in the World You Should Visit. Indiana Publishing House, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.