1 2 3 4 Ramonet, Ignacio, Fidel Castro: My Life. Penguin Books: 2007
↑ Leycester Coltman, The Real Castro, (Thistle Publishing, 2014), p.2
↑ interviews with Frey Betto, author of Fidel and Religion, cited by César Hidalgo Torres. Translation by Isabel Domínguez Pifferrer based on the work of Antonio López, an historian of Birán.
↑ J.L. Anderson, Che Guevera: A revolutionary life, (Bantam, 1997) p.175
↑ Interviews with Frey Betto, author of Fidel and Religion, cited by César Hidalgo Torres. Translation by Isabel Domínguez Pifferrer based on the work of Antonio López, an historian of Birán.
