https://www.catholic.com/encyclopedia/francesco-guicciardini
Francesco Guicciardini | Catholic Answers Encyclopedia
Guicciardini, FRANCESCO, historian and statesman; b. at Florence, 1483; d. there, May 23, 1540. His parents, Piero di Jacopo Guicciardini and Simona...
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https://archive.org/details/counselsandrefl00thomgoog?view=theater
Counsels and Reflections of Francesco Guicciardini : Francesco Guicciardini, Ninian Hill Thomson :...
Book digitized by Google from the library of the University of California and uploaded to the Internet Archive by user tpb.
francesco guicciardinicounselsreflectionsninianhill
https://www.abebooks.com/Vita-Francesco-Guicciardini-Ridolfi-Roberto-1899-1991/4878169291/bd
Vita di Francesco Guicciardini by Ridolfi Roberto (1899-1991): br.edit (1960) | Libreria Antiquaria...
br.edit - Angelo Belardetti, Roma - 1960 - - XII + 557 con 5 tavv.f.t. p. - in-8 - Vita di Francesco Guicciardini