. . . Gaius

• Commentaries of Gaius and Rules of Ulpian
• Gai Institutiones
• Gaii Institutionum Comentarii IV
• Gaii Institutionum Commentarii Quattuor
• Gaii Institutionum Commentarii Quattuor; Codicis Veronensis Denuo Collati Apographum Confecit et Iussu Academiae Regiae Scientiarum Berolinensis Edidit Guilelmus Studemund. Accedit Pagina Codicis Veronensis Photographice Efficta
• Institutes of Gaius
• Institutes of Gaius and Justinian, the Twelve Tables, and the Cxviiith and Cxxviith Novels
• Institutes of Gaius and Rules of Ulpian : The Former from Studemund's Apograph of the Verona Codex
• Institutes of Roman Law
• Summary of the Institutes of Gaius
• Systematic and Historical Exposition of Roman Law in the Order of a Code, Embodying the Institutes of Gaius and the Institutes of Justinian;