| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Prima donna in Sicilia. Stella d'Oriente | 978-88-95936-69-7 (88-95936-69-8) | 2015 |
| Standing Out, Standing Together: The Social and Political Impact of Gay-Straight Alliances | 978-0-415-95092-3 (0-415-95092-9) | 2005 |