Jerzy Leyko ยท L.J.
| title | ISBN-13 | year of publication |
|---|---|---|
| Mechanika ogolna Tom 1 | 978-83-01-17419-4 | 2013 |
| Mechanika ogolna Tom 1 Statyka i kinematyka | 978-83-01-15145-4 | 2012 |
| Mechanika ogolna Tom 2 | 978-83-01-17420-0 | 2013 |
| Mechanika ogolna Tom 2 Dynamika | 978-83-01-15695-4 | 2012 |
| Mechanika ogolna Tom 2 Dynamika | 978-83-01-14776-1 | 2006 |