Sowell, T. (2007). Basic economics: A citizen's guide to the economy. Viva Books.
Chicago Style (17. basım) AtıfSowell, Thomas. Basic Economics: A Citizen's Guide to the Economy. New Delhi: Viva Books, 2007.
MLA (9th ed.) AtıfSowell, Thomas. Basic Economics: A Citizen's Guide to the Economy. Viva Books, 2007.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..