Tucker, I. B. (2009). Essentials of economics. South-Western/Cengage Learning.
Citazione stile Chigago Style (17a edizione)Tucker, Irvin B. Essentials of Economics. Mason, Ohio: South-Western/Cengage Learning, 2009.
Citatione MLA (9a ed.)Tucker, Irvin B. Essentials of Economics. South-Western/Cengage Learning, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.