L. Lenoël. Les philosophes de l'antiquité. Paris 1865.
M. Morel. Hist. de la sagesse et du goût chez les Grecs. Paris 1865.
C. Bénard. La Philosophie ancienne; histoire générale de ses systèmes. I. partie. Par. 1885.
c) На англійскомъ:
W. А. Buller. Lectures on the history of ancient philosophy. Cambridge 1856; издаи. W. H. Thomson, 2 vols., London 1866; 2. ed., London 1874.
Lectures on Greek philosophy and other philosophical remains of James Frederick Ferrie r, ed. by Al. Grant and E. L. Lushington, 2 vols. Edinburgh and London 1866.
Ios. B. Mayor. А sketch of ancient philosophy from Thaпes to Cicero. Cambridge 1881.
А. W. Benn. The Greek philosophers, 2 vols., London 1882.
J. D. Morell. Manual of history of philos., London 1883.
J. Marshall. А short history of greek philosophy. London 1889.