Marcus Tullius Cicero (1855). “Cicero's Three books of offices, or moral duties: also his Cato Major, an essay on old age; Lælius, an essay on friendship; Paradoxes; Scipio's dream; and Letter to Quintus on the duties of a magistrate”, p.42
Marcus Tullius Cicero (1750). “Thoughts of Cicero: On the Following Subjects, Viz. I. Religion. II. Man. III. Conscience. IV. The Passions. V. Wisdom. VI. Probity. VII. Eloquence. VIII. Friendship. IX. Old Age. X. Death. XI. Scipio's Dream. XII. Miscellaneous Thoughts”, p.213
Marcus Tullius Cicero (1855). “Cicero's Three books of offices, or moral duties: also his Cato Major, an essay on old age; Lælius, an essay on friendship; Paradoxes; Scipio's dream; and Letter to Quintus on the duties of a magistrate”, p.48
Marcus Tullius Cicero (1880). “The Life and Letters of Marcus Tullius Cicero: Being a New Translation of the Letters Included in Mr. Watsons's Selection”