Cashman, T. G., & Rubio, R. A. (2007). La política exterior norteamericana desde la óptica educativa del vecino del Sur / From a neighbor to the south: Mexican educators and their teaching of current united states policies. Universidad de Costa Rica.
Chicago-referens (17:e uppl.)Cashman, Timothy G., och Rene A. Rubio. La Política Exterior Norteamericana Desde La óptica Educativa Del Vecino Del Sur / From a Neighbor to the South: Mexican Educators and Their Teaching of Current United States Policies. Universidad de Costa Rica, 2007.
MLA-referens (9:e uppl.)Cashman, Timothy G., och Rene A. Rubio. La Política Exterior Norteamericana Desde La óptica Educativa Del Vecino Del Sur / From a Neighbor to the South: Mexican Educators and Their Teaching of Current United States Policies. Universidad de Costa Rica, 2007.