Schiller, B. R., & Gebhardt, K. (2019). The economy today (15e [edition].). McGraw-Hill Education.
Citazione stile Chigago Style (17a edizione)Schiller, Bradley R., e Karen Gebhardt. The Economy Today. 15e [edition]. New York, NY: McGraw-Hill Education, 2019.
Citatione MLA (9a ed.)Schiller, Bradley R., e Karen Gebhardt. The Economy Today. 15e [edition]. McGraw-Hill Education, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.