Cita APA (7a ed.)
Amacher, R. C., Sweeney, R. J., & Valentine, L. M. Principles of Macro-Economics. South-Western.
Cita estilo Chicago (17a ed.)
Amacher, Ryan C., Richard James Sweeney, y Lloyd M. Valentine. Principles of Macro-Economics. Cincinnati, EUA: South-Western.
Cita MLA (9a ed.)
Amacher, Ryan C., et al. Principles of Macro-Economics. South-Western.
Precaución: Estas citas no son 100% exactas.