Political History: Botsford, _Roman Assemblies_, as above; Drumann-Groebe,
as above, and the art. on Octavianus; Gardthausen, V., _Augustus und Seine
Zeit_, i, chs. i–v; Ferrero, _Greatness and Decline_, vols. iii and iv;
Heitland, _Republic_, chs. lix–lx; Niese, _Geschichte_, pp. 257–276;
Strachan-Davidson, _Cicero_.
Social and Economic Conditions: Boissier, G., _Cicero and His Friends_;
Frank, _Economic History_, chs. ix–xvi; Fowler, _Social Life at Rome in
the Age of Cicero_; Louis P., _Le Travail dans le monde romain_, pt. ii.
Religion, Literature and Art: Duff, J. W., _A Literary History of Rome_,
pp. 269–431; Fowler, _Religious Experience_, chs. xiv–xvii; _Roman Ideas
of Deity in the last century before the Christian Era_; Leo, _Römische
Litteratur_; Mackail, _Latin Literature_, bk. i, chs. iv–vii; Mommsen,
_History_, bk. v, ch. xii; Norden, _Röm. Litteratur_; Schanz, _Geschichte
d. röm. Litteratur_, i, 2; Wissowa, _Religion und Kultur_, pp. 54–65. For
Art and Architecture see the various topics discussed in Cagnat, R., and
Chapot, V., _Manuel d’archéologie romain_, i; Platner, _Topography and
Monuments_; Stuart Jones, _Companion to Roman History_.