Rubio, L. Terrorism and Freedom: An outside view / Luis Rubio. Critical views of September 11 : analyses from around the world.(2002).
Chicago-viite (17. p.)Rubio, Luis. "Terrorism and Freedom: An Outside View / Luis Rubio." Critical Views of September 11 : Analyses from Around the World.(2002) .
MLA-viite (8. p.)Rubio, Luis. "Terrorism and Freedom: An Outside View / Luis Rubio." Critical Views of September 11 : Analyses from Around the World.(2002), .
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.