https://en.wikipedia.org/wiki/Che_Guevara#The_.22New_Man.22.2C_Bay_of_Pigs.2C_and_missile_crisis

последний абзац в разделе.

Anderson, Jon Lee (1997). Che Guevara: A Revolutionary Life. New York: Grove Press. ISBN 0-8021-1600-0. p. 545

Guevara, Ernesto; Deutschmann, David (1997). Che Guevara Reader: Writings by Ernesto Che Guevara on Guerrilla Strategy, Politics & Revolution. Ocean Press. ISBN 1-875284-93-1. p. 304