Defendamos Isla Margarita: Patrimonio natural e historico de Colon Panama [Defending Isla Margarita: A Natural and historic heritage of Colon, Panama]Nemesix48
Batista de Vega, Gloria. 2001. Defendamos Isla Margarita: Patrimonio natural e historico de Colon Panama [Defending Isla Margarita: A Natural and historic heritage of Colon, Panama]. Panama: Nemesix.