References Demographics of Cuba

 this article incorporates public domain material cia world factbook document 2006 edition .

statoids (july 2003). municipios of cuba . retrieved 2007-02-15. 
matanzas portal (2004). population gowth municipality , province . archived original on 2006-07-14. retrieved 2007-02-21. 
the peninsular (may 2007). population, birth rate falling in cuba: official