Paragraph 2, Line 21 Oratoria: Pro Scauro by Cicero
Paragraph 17, Line 34 Philosophia: Topica by Cicero
Paragraph 8, Line 77 De Oratore II by Cicero
Paragraph 1, Line 19 Philosophia: Brutus by Cicero
Paragraph 1, Line 22 De Legibus II by Cicero
Section Atticus: Quae tandem ista causa est?, Paragraph 1, Line 2 De Finibus Bonorum Et Malorum: De Finibus II by Cicero
Paragraph 1, Line 17 De Finibus Bonorum Et Malorum: De Finibus V by Cicero
Paragraph 1, Line 2 Tusculan Disputations III by Cicero
Paragraph 1, Line 7 Philosophia: De Senectute by Cicero
Paragraph 6, Line 8 On Divination: De Divinatione Liber Prior by Cicero
Paragraph 92, Line 1169 On Divination: De Divinatione Liber Alter by Cicero
Section LVI Sed iam ad te venio,, Paragraph 8, Line 60