- Author: Helmuth Plessner (autore), V. Rasino (curatore)
- Language: Italian
- Year: 2018
Il sorriso
pdf
- Author: Helmuth Plessner
- Language: Italian, German
- Year: 2020
- Author: Helmuth Plessner, J. M. Bernstein, Millay Hyatt
- Language: English
- Year: 2019
- Author: Helmuth Plessner, Hotimir Burger, Božo Dujmovič
- Language: Croatian
- Year: 2004
- Author: Helmuth Plessner (editor), Vallori Rasini (editor), Ubaldo Fadini (editor)
- Language: Italian
- Year: 2006
- Author: Helmuth Plessner
- Language: German
- Year: 1975
- Author: Helmuth Plessner Alessia Ruco (editor)
- Language: Italian
- Year: 2007
- Author: Helmuth Plessner Alessia Ruco (editor)
- Language: Italian
- Year: 2007
- Author: Helmuth Plessner
- Language: English
- Year: 2019
- Author: Helmuth Plessner M. Boccignone (editor)
- Language: Italian
- Year: 2007