Jinsei no mijikasa ni teuite
Subtitle: hoka 2-hen
By: Seneka cho ; Motegi Motozō yaku.
Series: Iwanami kurashikkusu -- 15
Publisher: Iwanami Shoten
Published: 1983
Place of publication: Tōkyō
Language: jpn
Number of pages: 229
Other titles: De tranquillitate animi.; Kōfukuna jinsei ni tsuite.; Kokoro no heisei ni tsuite.; De vita beata.
Work titles: De brevitate vitae.
Notes: Translation of: De brevitate vitae, De tranquillitate animi and De vita beata.