Dyfyniad APA
Shirk, D. A. (2011). The drug war in Mexico: Confronting a shared threat. Council on Foreign Relations, Center for Preventive Action.
Dyfyniad Arddull Chicago
Shirk, David A. The Drug War in Mexico: Confronting a Shared Threat. New York, NY: Council on Foreign Relations, Center for Preventive Action, 2011.
Dyfyniad MLA
Shirk, David A. The Drug War in Mexico: Confronting a Shared Threat. Council on Foreign Relations, Center for Preventive Action, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.