Cita APA (7a ed.)
Gregory, P. R., & Stuart, R. C. (2004). Comparing Economic Systems in the Twenty-First Century (7th Edition.). South-Western Cengage Learning.
Cita Chicago Style (17a ed.)
Gregory, Paul R., y Robert C. Stuart. Comparing Economic Systems in the Twenty-First Century. 7th Edition. Mason: South-Western Cengage Learning, 2004.
Cita MLA (9a ed.)
Gregory, Paul R., y Robert C. Stuart. Comparing Economic Systems in the Twenty-First Century. 7th Edition. South-Western Cengage Learning, 2004.
Precaución: Estas citas no son 100% exactas.