J. L. ยท Leyko Jerzy
| title | ISBN-13 | year of publication |
|---|---|---|
| Mechanika ogolna | 978-83-01-02311-9 | 1997 |
| Mechanika ogolna t.2 Dynamika | 978-83-01-15695-4 | 2012 |
| Mechanika ogolna Tom 1 | 978-83-01-17419-4 | 2013 |
| Mechanika ogolna Tom 1 Statyka i kinematyka | 978-83-01-15145-4 | 2012 |