(2008). Revista Summa: El mundo en 2008. San José, Costa Rica: Summa Media Group.
Chicago Style CitationRevista Summa: El Mundo En 2008. San José, Costa Rica: Summa Media Group, 2008.
MLA CitationRevista Summa: El Mundo En 2008. San José, Costa Rica: Summa Media Group, 2008.
Warning: These citations may not always be 100% accurate.