- Author: Alessandro Portelli
- Language: English
- Year: 2022
- Author: Alessandro Portelli
- Language: English
- Year: 2022
- Author: Alessandro Portelli
- Language: Italian
- Year: 2012
- Author: Alessandro Portelli
- Language: Spanish
- Author: Alessandro Portelli
- Language: English
- Year: 2022
- Author: Alessandro Portelli
- Language: Italian
- Year: 1990
- Author: Alessandro Portelli
- Language: English
- Year: 2019
- Author: Alessandro Portelli
- Language: Portuguese
- Year: 2016
- Author: Alessandro Portelli
- Language: Italian
- Year: 2012
- Author: Patricia FLIER Alessandro PORTELLI
- Language: Spanish
- Year: 2018