Cita APA (7th ed.)
Rohlf, W. D. (1999). Introduction to economic reasoning (4th ed.). Addison-Wesley.
Cita Chicago (17th ed.)
Rohlf, Willaam D. Introduction to Economic Reasoning. 4th ed. Reading, MA: Addison-Wesley, 1999.
Cita MLA (9th ed.)
Rohlf, Willaam D. Introduction to Economic Reasoning. 4th ed. Addison-Wesley, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.