Cunninghame Graham, R. B. (1903). Hernando de Soto: Together with an account of one of his captains, Gonçalo Silvestre (1a. ed.). William Heinemann.
Chicago-viite (17. p.)Cunninghame Graham, Robert Bontine. Hernando De Soto: Together with an Account of One of His Captains, Gonçalo Silvestre. 1a. ed. Londres: William Heinemann, 1903.
MLA-viite (9. p.)Cunninghame Graham, Robert Bontine. Hernando De Soto: Together with an Account of One of His Captains, Gonçalo Silvestre. 1a. ed. William Heinemann, 1903.
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