Mastrianna, F. V. (2010). Principles of economics (4th ed.). South-Western/Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Mastrianna, Frank V. Principles of Economics. 4th ed. Australia, Mason, OH: South-Western/Cengage Learning, 2010.
MLA-Zitierstil (9. Ausg.)Mastrianna, Frank V. Principles of Economics. 4th ed. South-Western/Cengage Learning, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.