| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Sharp- Conquering the Sciences- Applications for Sharp Scientific Calculators EL-506H, EL-508A, EL-509A, EL-510, EL-515, EL-550 | 978-83-243-8176-O (83-243-8176-7) | 1982 |
E C. · S.C. · S. E. · Sharp Electronics