APA (7 ম সংস্করণ) উদ্ধৃতি

Harford,Tim. (2006). Undercover economist: Exposing why the rich are rich, the poor are poor--and why you can never buy a decent used car! (NA.). Oxford University Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Harford,Tim. Undercover Economist: Exposing Why the Rich Are Rich, the Poor Are Poor--and Why You Can Never Buy a Decent Used Car! NA. New York: Oxford University Press, 2006.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Harford,Tim. Undercover Economist: Exposing Why the Rich Are Rich, the Poor Are Poor--and Why You Can Never Buy a Decent Used Car! NA. Oxford University Press, 2006.