Cicero, Marcus Tullius. Cicero's Offices, : with Laelius, Cato Maior and select letters. [electronic resource] / Introd. by John Warrington.. — London, New York, : Dent; : Dutton, [1966]. — xi, 339 p. 19 cm. - Everyman's library.

De officiis translated by Thomas Coakman; Laelius, Cato Maior and the Letters, by W. Melmoth, Cf. p.x.

"Bibliographical note": p.x.