↑Herald Staff (13 de dezembro de 1990). «Sweetwater Gets Spanish Sister City». Miami Herald. p. 14. Consultado em 16 de julho de 2007. Sweetwater has a new sister. City commissioners approved Guitiriz...
↑Cristina I. Pravia (11 de fevereiro de 1996). «Sweetwater's Second Sister City: La Paz Centro». Miami Herald. p. 6. Consultado em 16 de julho de 2007. Sweetwater has adopted a second sister -- a sister city that is. On Monday, Sweetwater's council members named La Paz Centro in Nicaragua as its sister city.
↑Sandra Dibble (13 de janeiro de 1983). «Sweetwater Adopts City In Caribbean». Miami Herald. p. 9. The city of Sweetwater adopted its first sister city Monday, selecting Puerto Plata, a city on the north coast of the Dominican Republic.|acessodata= requer |url= (ajuda)