Radice, B. (1969) Pliny. II. Letters, books VIII-X and Panegyricus.. Loeb Classical Library 59. Cambridge MA: Harvard University Press.
Forster, E.S.; Heffner, E.H. (1954) Columella. On Agriculture, Volume II: Books 5-9.. Loeb Classical Library 407. Cambridge, MA: Harvard University Press.
Cohoon, J.W.; Crosby, H.L. (1940) Dio Chrysostom III. Discourses XXXI-XXXVI. LOEB Classical Library 358. Cambridge: Harvard University Press.
Hooper, W.D.; Ash, H.B. (1934) Cato, Varro. On Agriculture. Loeb Classical Library 283. Cambridge, MA: Harvard University Press.
Jones, H.L. (1924) Strabo. Geography, Volume III: Books 6-7. Loeb Classical Library 182. Cambridge, MA: Harvard University Press.
Magie, D. (1922) Scriptores Historiae Augustae. Loeb Classical Library 139. Cambridge MA: Harvard University Press.
Cary, E. (1927) Cassius Dio: Roman History VIII. Loeb Classical Library. Cambridge MA: Harvard University Press.