S.C. · S.O. · Stephen C.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| CIALIS GUIA DE INFORMACION | 978-1-7313-2407-8 (1-7313-2407-3) | 2018 |
| CIALIS INFORMATIONSHANDBUCH | 978-1-7313-2474-0 (1-7313-2474-X) | 2018 |
| VIAGRA GUIA DE INFORMACION | 978-1-7313-2622-5 (1-7313-2622-X) | 2018 |