Cita APA (7a ed.)
Folsom, R. H. (2008). NAFTA and free trade in the Americas in a nutshell (3rd ed.). Thomson/West.
Cita Chicago Style (17a ed.)
Folsom, Ralph Haughwout. NAFTA and Free Trade in the Americas in a Nutshell. 3rd ed. St. Paul, MN: Thomson/West, 2008.
Cita MLA (9a ed.)
Folsom, Ralph Haughwout. NAFTA and Free Trade in the Americas in a Nutshell. 3rd ed. Thomson/West, 2008.
Precaución: Estas citas no son 100% exactas.