Cicero, M. T. (1983). Cicero's essays on old age and on friendship: The original text reduced to the natural English order with a literal interlinear translation. Handy Book.
Lua i Stíl Chicago (17ú heag.)Cicero, Marcus Tullius. Cicero's Essays on Old Age and on Friendship: The Original Text Reduced to the Natural English Order with a Literal Interlinear Translation. Harrisburg, Pa: Handy Book, 1983.
Lua MLA (9ú heag.)Cicero, Marcus Tullius. Cicero's Essays on Old Age and on Friendship: The Original Text Reduced to the Natural English Order with a Literal Interlinear Translation. Handy Book, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.