- Author: Piero della Francesca Chiara Gizzi
- Language: Italian
- Year: 2016
- Author: Piero De Martini
- Language: Italian
- Year: 2020
- Author: Piero Martinetti
- Language: Italian
- Year: 1935
- Author: PIero Vassallo
- Language: Italian
- Year: 2002
- Author: Piero Angela
- Language: Italian
- Year: 2022
- Author: Piero Angela
- Language: Italian
- Year: 2021
- Author: Piero Boitani (editor)
- Language: Italian
- Year: 1998
- Author: Piero Gleijeses
- Language: English
- Year: 2002