| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Sex positions for couples: Exceed your sexual taboos and limits. Tips for both beginners and experts to reach sensory ecstasy. | 978-1-6918-4294-0 (1-6918-4294-X) | 2019 |
| Sex positions for couples: Exceed your sexual taboos and limits. Tips for both beginners and experts to reach sensory ecstasy. | 978-1-6982-8422-4 (1-6982-8422-5) | 2019 |