Frank, R. H., Bernanke, B., Antonovics, K., & Heffetz, O. (2017). Principles of economics: A streamlined approach (Thrid Edition.). Mcgraw-Hill.
Cita Chicago (17th ed.)Frank, Robert H., Ben Bernanke, Kate Antonovics, i Ori Heffetz. Principles of Economics: A Streamlined Approach. Thrid Edition. New York, N.Y: Mcgraw-Hill, 2017.
Cita MLA (9th ed.)Frank, Robert H., et al. Principles of Economics: A Streamlined Approach. Thrid Edition. Mcgraw-Hill, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.